Collateral for a security interest recorded Jun 4, 2014 (Sroncub Technologies, Inc.).
Term ends Oct 15, 2031 · High confidence
20-year base term ends May 13, 2031
Held by Broncus Medical Inc.
Filed May 13, 2011 as application 13/107,720 · Granted Apr 29, 2014
Base term plus 155 days of patent term adjustment (USPTO delay)
Today
2011
2031
Clock starts
May 13, 2011
May 13, 2011
Term ends
Oct 15, 2031
Oct 15, 2031
Granted
Apr 29, 2014
Apr 29, 2014
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
155
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.
12
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 155 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 May 13, 2011, when this application, 13/107,720, was filed | May 13, 2031 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +155 days, USPTO patent term adjustment record | Oct 15, 2031 | 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 | High confidence |
| Computed term end | The steps above, in order | Oct 15, 2031 | High confidence |
This family
| US 8,709,034 | this patent Oct 2031 | Oct 2031 |
| Application 13/107,759 | Abandoned not computed | not computed |
| Application PCT/US2012/037614 | PCT application no patent term | no patent term |
| Application PCT/US2012/037470 | PCT application no patent term | no patent term |
| Application PCT/US2012/037551 | PCT application no patent term | no patent term |
| US 9,345,532 | In force Nov 2032 | Nov 2032 |
| US 9,486,229 | In force May 2031 | May 2031 |
| US 8,932,316 | In force May 2031 | May 2031 |
8 of 12 applications in this family shown, earliest filings first. 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 29, 2011 Reel 26824, frame 264 | Keast, Thomas M.; Laufer, Michael D.; Wibowo, Henky; Cole, Cary; Kaplan, Gary S.; Roschak, Edmund J. | Roschak | Assignment of Assignor's Interest |
| Aug 30, 2011 Reel 26826, frame 903 | Keast, Thomas M.; Laufer, Michael D.; Wibowo, Henky; Cole, Cary; Kaplan, Gary S.; Roschak, Edmund J. | Broncus Technologies, Inc. | Corrective Assignment to Correct the Assignee Name Previously Recorded on Reel 026824 Frame 0264. Assignor(S) Hereby Confirms the ...broncus Technologies, Inc...(hereinafter Referred to as the Assignee).... |
| Sep 12, 2012 Reel 28942, frame 821 | Broncus Technologies, Inc. | Broncus Medical Inc. | Assignment of Assignor's Interest |
| 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 |
| 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 |
| Jun 4, 2014 Reel 33085, frame 827 | Broncus Medical, Inc.; Broncus Holding Corporation | Sroncub Technologies, Inc. | Security Interest |
| Apr 12, 2017 Reel 42242, frame 408 | Broncus Medical, Inc.; Broncus Holding Corporation | Sroncub, Inc. | Corrective Assignment to Correct the Assignee Name/Receiving Party Name Previously Recorded on Reel 033085 Frame 0827. Assignor(S) Hereby Confirms the Security Interest. |
| Sep 21, 2017 Reel 43949, frame 765 | Sroncub, Inc. | 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
Oct 2031
Term ends Oct 15, 2031. No further fees fall due before then
Note
The 155 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
144
later US patents cite this one
That is top 5% of utility patents granted in 2014 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.