Also listed on Cloudmark, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Collateral for a security interest recorded Dec 8, 2025 (U.S. Bank Trust Company, National Association).
Term ends Sep 30, 2030 · High confidence
20-year base term ended Mar 12, 2024
Held by Proofpoint, Inc.
Filed Mar 12, 2004 as application 10/799,860 · Granted Oct 30, 2012
USPTO first gave this application the number US 7,953,801 and withdrew it before it issued. That number now leads here.
Base term plus 2393 days of patent term adjustment (USPTO delay)
Today
2004
2030
Clock starts
Mar 12, 2004
Mar 12, 2004
Term ends
Sep 30, 2030
Sep 30, 2030
Granted
Oct 30, 2012
Oct 30, 2012
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
2,393
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
2
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 2393 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Mar 12, 2004, when this application, 10/799,860, was filed | Mar 12, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +2393 days, USPTO patent term adjustment record | Sep 30, 2030 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force (reinstated) | High confidence |
| Computed term end | The steps above, in order | Sep 30, 2030 | High confidence |
This family
| US 8,301,702 | this patent Sep 2030 | Sep 2030 |
| Application PCT/US2005/001754 | PCT application no patent term | no patent term |
The applications whose file history this site holds. The family may have others.
Assignments
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 |
|---|---|---|---|
| Aug 2, 2004 Reel 15631, frame 934 | Prakash, Vipul V. | Cloudmark, Inc. | Assignment of Assignor's Interest |
| Apr 24, 2007 Reel 19227, frame 352 | Cloudmark, Inc. | Venture Lending & Leasing IV, Inc. | Security Interest |
| Dec 28, 2007 Reel 20316, frame 700 | Cloudmark, Inc. | Venture Lending & Leasing IV, Inc.; Venture Lending & Leasing V, Inc. | Security Agreement |
| Dec 28, 2007 reel/frame not recorded | Cloudmark, Inc. | Venture Lending & Leasing IV, Inc. | Security Agreement |
| Dec 28, 2007 reel/frame not recorded | Cloudmark, Inc. | Venture Lending & Leasing V, Inc. | Security Agreement |
| Nov 19, 2008 Reel 21861, frame 835 | Cloudmark, Inc. | Venture Lending & Leasing V, Inc. | Security Interest |
| Dec 10, 2015 Reel 37264, frame 562 | Venture Lending & Leasing IV, Inc.; Venture Lending & Leasing V, Inc. | Cloudmark, Inc. | Release of Security Interest |
| Aug 7, 2019 Reel 50165, frame 273 | Cloudmark, Inc. | Cloudmark LLC | Change of Name |
| Aug 8, 2019 Reel 49997, frame 796 | Cloudmark LLC | Proofpoint, Inc. | Assignment of Assignor's Interest |
| Aug 31, 2021 Reel 57389, frame 615 | Proofpoint, Inc. | Goldman Sachs Bank USA, as Collateral Agent | First Lien Intellectual Property Security Agreement |
| Aug 31, 2021 Reel 57389, frame 642 | Proofpoint, Inc. | Goldman Sachs Bank USA, as Collateral Agent | Second Lien Intellectual Property Security Agreement |
| Mar 21, 2024 Reel 66865, frame 648 | Goldman Sachs Bank USA, as Agent | Proofpoint, Inc. | Release of Second Lien Security Interest in Intellectual Property |
| Dec 8, 2025 Reel 73889, frame 677 | Proofpoint, Inc. | U.S. Bank Trust Company, National Association, as Collateral Agent | Second Lien Intellectual Property Security Agreement |
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.
What's changing
Sep 2030
Term ends Sep 30, 2030. No further fees fall due before then
Note
The 2393 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
11
later US patents cite this one
That is above the median of utility patents granted in 2012 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.