Term ends Dec 30, 2027 · High confidence
20-year base term ended Dec 3, 2023
Held by Netwitness Security LLC
Filed May 26, 2006 as application 11/442,569 · Granted Sep 6, 2016
Base term plus 1488 days of patent term adjustment (USPTO delay)
Today
2003
2027
Clock starts
Dec 3, 2003
Dec 3, 2003
Term ends
Dec 30, 2027
Dec 30, 2027
Granted
Sep 6, 2016
Sep 6, 2016
base term
patent term adjustment
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
1,488
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 9,401,838, to Dec 30, 2027. The term already ends on or before that date, so the cap shortened nothing.
2 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
7
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 1488 days past its 20-year base term on prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 2 of 2 maintenance fees are paid so far. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Dec 3, 2003, when application 10/727,193, the earliest non-provisional in its chain, was filed (this one was filed May 26, 2006) | Dec 3, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1488 days, USPTO patent term adjustment record | Dec 30, 2027 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 9,401,838) | resolves to Dec 30, 2027, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 2 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Dec 30, 2027 | High confidence |
This family
| US 9,401,838 | In force Feb 2029 | Feb 2029 |
| Application 11/441,998 | Abandoned not computed | not computed |
| Application 11/441,927 | Abandoned not computed | not computed |
| US 9,438,470 | this patent Dec 2027 | Dec 2027 |
| Application 11/441,752 | Abandoned not computed | not computed |
| Application 11/441,926 | Abandoned not computed | not computed |
| US 8,676,960 | In force Apr 2027 | Apr 2027 |
The applications whose file history this site holds. The family may have others.
Assignments
The 40 most recent of 75 recorded documents are shown; the 35 earliest are not. Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | Dell Marketing L.P. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | Dell Products L.P. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | Dell USA L.P. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | EMC Corporation | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | EMC IP Holding Company LLC | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | FORCE10 Networks, Inc. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 3, 2020 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Agent | Wyse Technology L.L.C. | Release of Security Interest in Certain Patents Previously Recorded at Reel/Frame (049452/0223) |
| Sep 7, 2020 Reel 53717, frame 20 | EMC IP Holding Company LLC | Rsa Security LLC | Assignment of Assignor's Interest |
| Nov 24, 2020 Reel 54511, frame 1 | Credit Suisse AG, Cayman Islands Branch | Asap Software Exress, Inc.; Dell USA L.P.; Dell International L.L.C.; Dell Marketing L.P.; Dell Products L.P.; EMC Corporation; EMC IP Holding Company LLC; FORCE10 Networks, Inc.; Scaleio LLC; Wyse Technology L.L.C. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Asap Software Exress, Inc. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Dell USA L.P. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Dell International L.L.C. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Dell Marketing L.P. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Dell Products L.P. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | EMC Corporation | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | EMC IP Holding Company LLC | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | FORCE10 Networks, Inc. | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Scaleio LLC | Partial Release of Security Interest |
| Nov 24, 2020 reel/frame not recorded | Credit Suisse AG, Cayman Islands Branch | Wyse Technology L.L.C. | Partial Release of Security Interest |
| Apr 29, 2021 Reel 56095, frame 574 | Jefferies Finance LLC, as Collateral Agent | Rsa Security LLC | Termination and Release of Second Lien Security Interest in Patents Recorded at Reel 053666, Frame 0767 |
| Apr 29, 2021 Reel 56096, frame 525 | Rsa Security LLC | JPMorgan Chase Bank, N.A., as Collateral Agent | First Lien Intellectual Property Security Agreement |
| Apr 29, 2021 Reel 56098, frame 534 | Rsa Security LLC | Morgan Stanley Senior Funding, Inc., as Collateral Agent | Second Lien Intellectual Property Security Agreement |
| Apr 29, 2021 Reel 56104, frame 841 | UBS AG, Stamford Branch, as Collateral Agent | Rsa Security LLC | Termination and Release of First Lien Security Interest in Patents Recorded at Reel 054155, Frame 0815 |
| May 20, 2022 Reel 61753, frame 1 | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell Marketing Corporation (Successor-in-Interest to Asap Software Express, Inc.); Dell Marketing L.P. (on Behalf of Itself and as Successor-in-Interest to Credant Technologies, Inc.); Dell USA L.P.; Dell International L.L.C.; Dell Products L.P.; Dell Marketing Corporation (Successor-in-Interest to FORCE10 Networks, Inc. and Wyse Technology L.L.C.); EMC Corporation (on Behalf of Itself and as Successor-in-Interest to Maginatics LLC); EMC IP Holding Company LLC (on Behalf of Itself and as Successor-in-Interest to Mozy, Inc.); Scaleio LLC | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell Marketing Corporation (Successor-in-Interest to Asap Software Express, Inc.) | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell Marketing L.P. (on Behalf of Itself and as Successor-in-Interest to Credant Technologies, Inc.) | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell USA L.P. | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell International L.L.C. | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell Products L.P. | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Dell Marketing Corporation (Successor-in-Interest to FORCE10 Networks, Inc. and Wyse Technology L.L.C.) | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | EMC Corporation (on Behalf of Itself and as Successor-in-Interest to Maginatics LLC) | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | EMC IP Holding Company LLC (on Behalf of Itself and as Successor-in-Interest to Mozy, Inc.) | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| May 20, 2022 reel/frame not recorded | The Bank of New York Mellon Trust Company, N.A., as Notes Collateral Agent | Scaleio LLC | Release of Security Interest in Patents Previously Recorded at Reel/Frame (045455/0001) |
| Jun 2, 2025 Reel 71495, frame 168 | Rsa Security LLC | Netwitness Security LLC | Assignment of Assignor's Interest |
| Jun 3, 2025 Reel 71482, frame 733 | Jpmorgan Chase Bank, N.a. | Rsa Security LLC | Notice of Partial Termination and Release of First Lien Security Interest in Trademark Rights and Patent Rights Recorded at Reel/Frame: 056096/0525 |
| Jun 3, 2025 Reel 71484, frame 819 | Morgan Stanley Senior Funding, Inc. | Rsa Security LLC | Notice of Partial Termination and Release of Second Lien Security Interest in Trademark Rights and Patent Rights Recorded at Reel/Frame: 056098/0534 |
| Mar 5, 2026 Reel 75030, frame 744 | Jpmorgan Chase Bank, N.a. | Rsa Security LLC; Rsa Security USA LLC | Release of Security Interest Recorded at Reel/Frame 56096/0525 |
| Mar 5, 2026 Reel 75041, frame 175 | Morgan Stanley Senior Funding, Inc. | Rsa Security LLC | Release of Security Interest Recorded at Reel/Frame 56098/0534 |
| Mar 5, 2026 reel/frame not recorded | Jpmorgan Chase Bank, N.a. | Rsa Security LLC | Release of Security Interest Recorded at Reel/Frame 56096/0525 |
| Mar 5, 2026 reel/frame not recorded | Jpmorgan Chase Bank, N.a. | Rsa Security USA LLC | Release of Security Interest Recorded at Reel/Frame 56096/0525 |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
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Alerts on its grants, lapses and transfers.
What's changing
Dec 2027
Term ends Dec 30, 2027. No further fees fall due before then
Note
The 1488 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 9,401,838, ends no earlier than this term, so it caps nothing.
Citations
133
later US patents cite this one
That is top 5% of utility patents granted in 2016 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.