Term ended Jan 12, 2026 · High confidence
20-year base term ended Jul 19, 2024
Held by Broncus Medical Inc.
Filed Oct 31, 2012 as application 13/664,862 · Granted Jan 3, 2017
Base term plus 542 days of patent term adjustment (USPTO delay)
Today
Term ended Jan 12, 2026
2004
2026
Clock starts
Jul 19, 2004
Jul 19, 2004
Term ended
Jan 12, 2026
Jan 12, 2026
Granted
Jan 3, 2017
Jan 3, 2017
base term
patent term adjustment
after the term ends
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
542
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 8,308,682, to Jan 12, 2026. 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.
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 542 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. 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 Jul 19, 2004, when application PCT/US2004/023304, the earliest non-provisional in its chain, was filed (this one was filed Oct 31, 2012) | Jul 19, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +542 days, USPTO patent term adjustment record | Jan 12, 2026 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,308,682) | resolves to Jan 12, 2026, 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 | term ended | High confidence |
| Computed term end | The steps above, in order | Jan 12, 2026 | High confidence |
This family
| Application PCT/US2004/023304 | PCT application no patent term | no patent term |
| US 8,308,682 | In force Jan 2029 | Jan 2029 |
| Application PCT/US2007/084330 | PCT application no patent term | no patent term |
| Application 12/469,614 | Abandoned not computed | not computed |
| US 9,533,128 | this patent Jan 2026 | Jan 2026 |
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 |
|---|---|---|---|
| Sep 16, 2013 Reel 31218, frame 227 | Broncus Medical Inc. | Lifetech Scientific (Hong Kong) Co., Ltd.; Dinova Venture Partners LP II, L.P.; Tip-Broncus Limited | Security Agreement |
| Sep 16, 2013 reel/frame not recorded | Broncus Medical Inc. | Lifetech Scientific (Hong Kong) Co., Ltd. | Security Agreement |
| Sep 16, 2013 reel/frame not recorded | Broncus Medical Inc. | Dinova Venture Partners LP II, L.P. | Security Agreement |
| Sep 16, 2013 reel/frame not recorded | Broncus Medical Inc. | Tip-Broncus Limited | Security Agreement |
| Oct 31, 2013 Reel 31520, frame 362 | Kramer, Thomas; Loomas, Bryan; Willink, Christopher; Keast, Thomas; Roschak, Ed | Broncus Technologies, Inc. | Assignment of Assignor's Interest |
| Oct 31, 2013 Reel 31520, frame 467 | Broncus Technologies, Inc. | Broncus Medical Inc. | Assignment of Assignor's Interest |
| Jan 9, 2014 Reel 31960, frame 567 | Broncus Medical Inc. | Lifetech Scientific (Hong Kong) Co., Ltd.; Dinova Venture Partners LP II, L.P.; Tip-Broncus Limited; Aether Corporate Limited | Security Agreement |
| Jan 9, 2014 reel/frame not recorded | Broncus Medical Inc. | Lifetech Scientific (Hong Kong) Co., Ltd. | Security Agreement |
| Jan 9, 2014 reel/frame not recorded | Broncus Medical Inc. | Dinova Venture Partners LP II, L.P. | Security Agreement |
| Jan 9, 2014 reel/frame not recorded | Broncus Medical Inc. | Tip-Broncus Limited | Security Agreement |
| Jan 9, 2014 reel/frame not recorded | Broncus Medical Inc. | Aether Corporate Limited | Security Agreement |
| May 23, 2014 Reel 33012, frame 784 | Lifetech Scientific (Hong Kong) Co., Ltd.; Dinova Venture Partners LP II, L.P.; Tip-Broncus Limited; Aether Corporate Limited | Broncus Medical Inc. | Release of Security 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 542 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 8,308,682, ends no earlier than this term, so it caps nothing.
Citations
18
later US patents cite this one
That is top 25% of utility patents granted in 2017 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.