Term ends May 27, 2030 · High confidence
20-year base term ends May 27, 2030
Filed Sep 16, 2015 as application 14/855,686 · Granted Nov 13, 2018
Base term plus 246 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
2010
2030
Clock starts
May 27, 2010
May 27, 2010
Term ends
May 27, 2030
May 27, 2030
Granted
Nov 13, 2018
Nov 13, 2018
base term
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
246
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,546,548, US 9,175,068.
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.
5
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 246 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 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 May 27, 2010, when application 12/789,345, the earliest non-provisional in its chain, was filed (this one was filed Sep 16, 2015) | May 27, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +246 days, USPTO patent term adjustment record | Jan 28, 2031 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,546,548, US 9,175,068) | capped to May 27, 2030 | 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 | May 27, 2030 | High confidence |
This family
| US 8,546,548 | In force May 2031 | May 2031 |
| US 9,175,068 | In force May 2030 | May 2030 |
| US 10,125,189 | this patent May 2030 | May 2030 |
| US 11,242,380 | In force May 2030 | May 2030 |
| US 12,630,613 | In force May 2030 | May 2030 |
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 |
|---|---|---|---|
| Feb 2, 2018 Reel 44813, frame 469 | Teschner, Wolfgang; Butterweck, Harald Arno; Pljevljakovic, Azra; Bauer, Theresa Friederike; Koelbl, Bernhard; Schwarz, Hans-peter; Nikolic, Nebojsa; Poelsler, Gerhard; Kindermann, Johanna | Baxter International Inc.; Baxter Healthcare S.A. | Assignment of Assignor's Interest |
| Feb 2, 2018 Reel 45231, frame 1 | Baxter Healthcare S.A. | Baxalta GmbH; Baxalta Incorporated | Assignment of Assignor's Interest |
| Feb 2, 2018 Reel 45231, frame 401 | Baxter International Inc. | Baxalta GmbH; Baxalta Incorporated | Assignment of Assignor's Interest |
| Feb 2, 2018 reel/frame not recorded | Bauer, Theresa Friederike; Koelbl, Bernhard; Teschner, Wolfgang; Kindermann, Johanna; Butterweck, Harald Arno; Nikolic, Nebojsa; Poelsler, Gerhard; Pljevljakovic, Azra; Schwarz, Hans-peter | Baxter International Inc. | Assignment of Assignor's Interest |
| Feb 2, 2018 reel/frame not recorded | Bauer, Theresa Friederike; Koelbl, Bernhard; Teschner, Wolfgang; Kindermann, Johanna; Butterweck, Harald Arno; Nikolic, Nebojsa; Poelsler, Gerhard; Pljevljakovic, Azra; Schwarz, Hans-peter | Baxter Healthcare S.A. | Assignment of Assignor's Interest |
| Feb 2, 2018 reel/frame not recorded | Baxter Healthcare S.A. | Baxalta GmbH | Assignment of Assignor's Interest |
| Feb 2, 2018 reel/frame not recorded | Baxter Healthcare S.A. | Baxalta Incorporated | Assignment of Assignor's Interest |
| Feb 2, 2018 reel/frame not recorded | Baxter International Inc. | Baxalta GmbH | Assignment of Assignor's Interest |
| Feb 2, 2018 reel/frame not recorded | Baxter International Inc. | Baxalta Incorporated | Assignment of Assignor's Interest |
| Jan 31, 2021 Reel 55188, frame 953 | Baxalta GmbH; Baxalta Incorporated | Takeda Pharmaceutical Company Limited | Assignment of Assignor's Interest |
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
May 2030
Term ends May 27, 2030. No further fees fall due before then
Note
The 246 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Disclaimer cap
This term is capped by a terminal disclaimer resolved from the filed document, referencing US 8,546,548, US 9,175,068.
Citations
7
later US patents cite this one
That is above the median of utility patents granted in 2018 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.