Term ends Sep 23, 2030 · High confidence
20-year base term ends May 10, 2030
Held by Signify Holding B.V.
Filed May 10, 2010 as application 12/777,229 · Granted Mar 20, 2012
Base term plus 136 days of patent term adjustment (USPTO delay)
Today
2010
2030
Clock starts
May 10, 2010
May 10, 2010
Term ends
Sep 23, 2030
Sep 23, 2030
Granted
Mar 20, 2012
Mar 20, 2012
base term
patent term adjustment
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
136
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.
4
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 136 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 10, 2010, when this application, 12/777,229, was filed | May 10, 2030 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +136 days, USPTO patent term adjustment record | Sep 23, 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 | High confidence |
| Computed term end | The steps above, in order | Sep 23, 2030 | High confidence |
This family
| US 8,138,626 | this patent Sep 2030 | Sep 2030 |
| US 8,335,936 | Lapsed on the fee record Dec 2024 | Dec 2024 |
2 of 4 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 |
|---|---|---|---|
| Jul 12, 2010 Reel 24696, frame 502 | Jonsson, Karl S.; Diehl, William; Lyons, Timothy; Manniche, Martin; Windstrup, Sonny | Greenwave Reality, Inc. | Assignment of Assignor's Interest |
| Jan 26, 2011 Reel 25700, frame 945 | Greenwave Reality, Inc. | Greenwave Reality, Pte Ltd. | Assignment of Assignor's Interest |
| Aug 3, 2014 Reel 33463, frame 473 | Greenwave Reality Inc. | Silicon Valley Bank | Security Interest |
| Aug 12, 2014 Reel 33521, frame 294 | Greenwave Reality Pte Ltd. | Greenwave Systems Pte. Ltd. | Change of Name |
| Jul 9, 2015 Reel 36087, frame 213 | Greenwave Systems Pte. Ltd. | Business Development Corporation of America | Notice of Grant of Security Interest in Patents |
| Aug 26, 2016 Reel 39830, frame 873 | Greenwave Systems Pte. Ltd. | Silicon Valley Bank | Security Interest |
| May 17, 2018 Reel 46180, frame 312 | Business Development Corporation of America, as Prior Agent | BSP Agency, LLC, as Successor Agent | Notice of Succession of Agency (Intellectual Property) |
| Jan 14, 2019 Reel 47984, frame 315 | BSP Agency, LLC | KCFF II SPV LP | Security Interest |
| Apr 23, 2019 Reel 48965, frame 430 | KFCC II SPV LP | Greenwave Holding Inc.; Greenwave Reality Inc.; Greenwave Systems Pte. Ltd.; Greenwave Holding APS; Greenwave Denmark APS | Release of Security Interest |
| Apr 23, 2019 reel/frame not recorded | KFCC II SPV LP | Greenwave Holding Inc. | Release of Security Interest |
| Apr 23, 2019 reel/frame not recorded | KFCC II SPV LP | Greenwave Reality Inc. | Release of Security Interest |
| Apr 23, 2019 reel/frame not recorded | KFCC II SPV LP | Greenwave Systems Pte. Ltd. | Release of Security Interest |
| Apr 23, 2019 reel/frame not recorded | KFCC II SPV LP | Greenwave Holding APS | Release of Security Interest |
| Apr 23, 2019 reel/frame not recorded | KFCC II SPV LP | Greenwave Denmark APS | Release of Security Interest |
| Apr 25, 2019 Reel 50335, frame 136 | Silicon Valley Bank | Greenwave Reality Inc. | Lien Release |
| Jun 24, 2019 Reel 49562, frame 340 | Greenwave Systems Pte. Ltd. | Signify Holding B.V. | 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Sep 2030
Term ends Sep 23, 2030. No further fees fall due before then
Note
The 136 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
46
later US patents cite this one
That is top 25% 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.