Term ends Nov 13, 2028 · High confidence
20-year base term ends Nov 13, 2028
Held by GHSP Control Devices, Inc.
Filed Oct 26, 2011 as application 13/282,438 · Granted Dec 18, 2012
Base term, 20 years from filing
Today
2008
2028
Clock starts
Nov 13, 2008
Nov 13, 2008
Term ends
Nov 13, 2028
Nov 13, 2028
Granted
Dec 18, 2012
Dec 18, 2012
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
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,128,265, to Nov 13, 2028. The term already ends on or before that date, so the cap shortened nothing.
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 is its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Nov 13, 2008, when application 12/270,598, the earliest non-provisional in its chain, was filed (this one was filed Oct 26, 2011) | Nov 13, 2028 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,128,265) | resolves to Nov 13, 2028, no earlier than this term, so no change | 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 | Nov 13, 2028 | High confidence |
This family
| US 8,128,265 | In force Mar 2029 | Mar 2029 |
| US 8,333,495 | this patent Nov 2028 | Nov 2028 |
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 |
|---|---|---|---|
| Dec 5, 2011 Reel 27328, frame 797 | Stoneridge, Inc.; Stoneridge Electronics, Inc.; Stoneridge Control Devices, Inc. | PNC Bank, National Association, as Agent | Amended and Restated Patent Security Agreement |
| Nov 14, 2014 Reel 34242, frame 176 | Stoneridge, Inc.; Stoneridge Electronics, Inc.; Stoneridge Control Devices, Inc. | Pnc Bank, National Association | Security Interest |
| Dec 27, 2022 Reel 62214, frame 167 | Stoneridge, Inc.; Stoneridge Control Devices, Inc. | PNC Bank, National Association, as Administrative Agent and Collateral Agent | Security Interest |
| Nov 2, 2023 Reel 65447, frame 664 | Stoneridge, Inc.; Stoneridge Electronics, Inc.; Stoneridge Control Devices, Inc.; Stoneridge Fleet Solutions, Inc.; SRI Holdings US LLC; SRI Delaware Holdings LLC | PNC Bank, National Association, as Agent | Security Interest |
| Oct 16, 2024 Reel 69175, frame 944 | PNC Bank, National Association, as Agent | Stoneridge, Inc.; Stoneridge Electronics, Inc.; Stoneridge Control Devices, Inc. | Release of Security Interest |
| Oct 16, 2024 reel/frame not recorded | PNC Bank, National Association, as Agent | Stoneridge, Inc. | Release of Security Interest |
| Oct 16, 2024 reel/frame not recorded | PNC Bank, National Association, as Agent | Stoneridge Electronics, Inc. | Release of Security Interest |
| Oct 16, 2024 reel/frame not recorded | PNC Bank, National Association, as Agent | Stoneridge Control Devices, Inc. | Release of Security Interest |
| Feb 6, 2026 Reel 74714, frame 699 | PNC Bank, National Association, as Agent | Stoneridge Control Devices, Inc. | Release of Security Interest |
| Aug 6, 2026 Reel 76114, frame 744 | Stoneridge Control Devices, Inc. | GHSP Control Devices, Inc. | Change of Name |
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
Nov 2028
Term ends Nov 13, 2028. No further fees fall due before then
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,128,265, ends no earlier than this term, so it caps nothing.
Citations
2
later US patents cite this one
That is below 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.