US1412919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chain fastener
Assignee: Individual
•
Filing: 1921-03-31
•
Granted: 1922-04-18
•
Expires: 1941-03-31
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:52
CPC Classifications
B; B60; B60C; B60C27/00; B60C27/06; B60C27/08; F; F16; F16B; F16B45/00; F16B45/02; F16B45/035; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/31; Y10S24/33; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45031; Y10T24/45225; Y10T24/45969; Y10T24/45979
Claims Analysis
Total Claims: 0
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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) | 1925-04-17 | 1925-10-17 | 1926-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-04-17 | 1929-10-17 | 1930-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-04-17 | 1933-10-17 | 1934-04-18 | $7700.00 | Window Closed / Lapsed |