Term ends Jul 17, 2038 · High confidence
20-year base term ends Jul 21, 2037
Held by R:gen Vision, Inc.
Filed Jan 21, 2020 as application 16/632,861 · Granted Jan 17, 2023
Base term plus 361 days of patent term adjustment (USPTO delay)
Today
2017
2038
Clock starts
Jul 21, 2017
Jul 21, 2017
Term ends
Jul 17, 2038
Jul 17, 2038
Granted
Jan 17, 2023
Jan 17, 2023
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
361
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
3
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 361 days past its 20-year base term on prosecution delay. 1 of 3 maintenance fees is paid so far. 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 21, 2017, when application PCT/US2017/043387, the earliest non-provisional in its chain, was filed (this one was filed Jan 21, 2020) | Jul 21, 2037 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +361 days, USPTO patent term adjustment record | Jul 17, 2038 | 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 | 1 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jul 17, 2038 | High confidence |
This family
| Application PCT/US2017/043387 | PCT application no patent term | no patent term |
| US 11,554,047 | this patent Jul 2038 | Jul 2038 |
| US 12,357,507 | In force Dec 2037 | Dec 2037 |
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 |
|---|---|---|---|
| Jan 30, 2020 Reel 51677, frame 743 | Margalit, Mordehai | Mordehai Margalit Holdings Ltd. | Assignment of Assignor's Interest |
| Jan 30, 2020 Reel 51677, frame 759 | Mordehai Margalit Holdings Ltd. | Invention Development Management Company | Assignment of Assignor's Interest |
| Jan 30, 2020 Reel 51677, frame 767 | Lee, Heechul | Lutronic Corporation | Assignment of Assignor's Interest |
| Jan 30, 2020 Reel 51677, frame 774 | Lutronic Corporation | Invention Development Management Company | Assignment of Assignor's Interest |
| Jan 30, 2020 Reel 51677, frame 779 | Ban, Dayan | Invention Development Management Company | Assignment of Assignor's Interest |
| Jan 30, 2020 Reel 51761, frame 532 | Invention Development Management Company | Xinova, LLC | Assignment of Assignor's Interest |
| Jan 4, 2021 Reel 54804, frame 155 | Xinova LLC | Lutronic Vision Inc. | Assignment of Assignor's Interest |
| Sep 5, 2025 Reel 72177, frame 563 | Lutronic Vision Inc. | R:gen Vision, Inc. | 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
Jul 2038
Term ends Jul 17, 2038. Maintenance fees still fall due before then
Note
The 361 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
2
later US patents cite this one
That is above the median of utility patents granted in 2023 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.