Also listed on Sntech, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Sep 25, 2030 · High confidence
20-year base term ends Apr 2, 2029
Held by Bluffton Motor Works, LLC
Filed Apr 2, 2009 as application 12/417,506 · Granted Jul 31, 2012
Base term plus 541 days of patent term adjustment (USPTO delay)
Today
2009
2030
Clock starts
Apr 2, 2009
Apr 2, 2009
Term ends
Sep 25, 2030
Sep 25, 2030
Granted
Jul 31, 2012
Jul 31, 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
541
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 541 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 Apr 2, 2009, when this application, 12/417,506, was filed | Apr 2, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +541 days, USPTO patent term adjustment record | Sep 25, 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 25, 2030 | High confidence |
This family
| US 8,232,755 | this patent Sep 2030 | Sep 2030 |
| US 8,368,333 | Lapsed on the fee record Feb 2021 | Feb 2021 |
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 |
|---|---|---|---|
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Sail Venture Partners II, L.P. | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Sail 2010 Co.-Investment Partners, L.P. | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Sail 2011 Co.-Investment Partners, L.P. | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Sail Holdings, LLC | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Louisiana Sustainability Fund | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Municipal Employees' Retirement System of Louisiana | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Navitas Capital I, LP | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Ergo Strategic Partners II, LLC | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Robert Marshall Family Limited Partnership | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Forever 7 LLC | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | Carnegie, Don J. | Security Agreement |
| May 7, 2012 reel/frame not recorded | Sntech, Inc. | St.george, Ardelle C. | Security Agreement |
| May 7, 2012 Reel 28170, frame 1 | Sntech, Inc. | Sail Venture Partners II, L.P.; Sail 2010 Co.-Investment Partners, L.P.; Sail 2011 Co.-Investment Partners, L.P.; Sail Holdings, LLC; Louisiana Sustainability Fund; Municipal Employees' Retirement System of Louisiana; Navitas Capital I, LP; Ergo Strategic Partners II, LLC; Robert Marshall Family Limited Partnership; Forever 7 LLC; Carnegie, Don J.; St.george, Ardelle C. | Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Greener Capital Partners II, L.P. | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Sail Venture Partners II, L.P. | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Sail 2011 Co.-Investment Partners, L.P. | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Sail 2010 Co.-Investment Partners, L.P. | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Sail Holdings, LLC | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Forever 7 LLC | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Louisiana Sustainability Fund | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Municipal Employees' Retirement System of Louisiana | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Navitas Capital I, LP | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Ergo Strategic Partners II, LLC | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Robert Marshall Family Limited Partnership | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | Carnegie, Don J. | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 reel/frame not recorded | Sntech, Inc. | St.george, Ardelle C. | Fourth Amendment to Patent Security Agreement |
| Jun 5, 2012 Reel 28324, frame 930 | Sntech, Inc. | Greener Capital Partners II, L.P.; Sail Venture Partners II, L.P.; Sail 2011 Co.-Investment Partners, L.P.; Sail 2010 Co.-Investment Partners, L.P.; Sail Holdings, LLC; Forever 7 LLC; Louisiana Sustainability Fund; Municipal Employees' Retirement System of Louisiana; Navitas Capital I, LP; Ergo Strategic Partners II, LLC; Robert Marshall Family Limited Partnership; Carnegie, Don J.; St.george, Ardelle C. | Fourth Amendment to Patent Security Agreement |
| Nov 27, 2013 Reel 31737, frame 12 | Sntech Inc.; Sntech Co., Ltd. | Roland, Brent | Security Agreement |
| Jan 10, 2014 Reel 31969, frame 787 | Louisiana Sustainability Fund | Sail Sustainable Louisiana, Limited Partnerhip | Change of Name |
| Jan 10, 2014 Reel 31943, frame 414 | Sail 2011 Co.-Investment Partners, L.P.; Navitas Capital I, LP; Ergo Strategic Partners II, LLC; Robert Marshall Family Limited Partnership; Carnegie, Don J.; St. George, Ardelle C. | Sntech, Inc. | Release of Security Interest |
| May 6, 2015 Reel 35575, frame 526 | Sntech, Inc. | Verde Smart Motors, Inc. | Assignment of Assignor's Interest |
| Jul 14, 2015 Reel 36104, frame 922 | Sail Venture Partners II, L.P.; Sail 2010 Co.-Investment Partners, L.P.; Sail Holdings, LLC; Sail Sustainable Louisiana, Limited Partnership; Municipal Employees' Retirement System of Louisiana; Forever 7 LLC | Sntech, Inc. | Release of Security Interest |
| Jul 14, 2015 Reel 36105, frame 828 | Greener Capital Partners II, L.P.; Sail Venture Partners II, L.P.; Sail 2010 Co.-Investment Partners, L.P.; Sail Holdings, LLC; Forever 7 LLC; Sail Sustainable Louisiana, Limited Partnership; Municipal Employees' Retirement System of Louisiana | Sntech, Inc. | Release of Security Interest |
| Jul 14, 2015 Reel 36163, frame 54 | Roland, Brent | Sntech, Inc. | Release of Security Interest |
| Jun 8, 2017 Reel 42646, frame 964 | Jeung, Young-chun | Sntech Inc. | Assignment of Assignor's Interest |
| Jul 19, 2017 Reel 43039, frame 418 | Verde Smart Motors, Inc. | Bluffton Motor Works, LLC | 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.
What's changing
Sep 2030
Term ends Sep 25, 2030. No further fees fall due before then
Note
The 541 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
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.