Patent US1297611A successfully refreshed from Google Patents.
US1297611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastening device for wall-board, &c.
Assignee: Individual
•
Filing: 1918-12-16
•
Granted: 1919-03-18
•
Expires: 1938-12-16
Abstract
No abstract record available.
Inventors
- 👤 Charles A Upson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:07
CPC Classifications
F; F16; F16B; F16B15/00; F16B15/0007; Y; Y10; Y10S; Y10S411/00; Y10S411/921; Y10T; Y10T24/00; Y10T24/49; Y10T24/492; Y10T24/497
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1922-03-17 | 1922-09-16 | 1923-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-03-17 | 1926-09-16 | 1927-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-03-17 | 1930-09-16 | 1931-03-18 | $7700.00 | Window Closed / Lapsed |