US2693977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hood latch
Assignee: Chicago Forging and Manufacturing Co
•
Filing: 1950-03-21
•
Granted: 1954-11-09
•
Expires: 1970-03-21
Abstract
No abstract record available.
Inventors
- 👤 Carl A Sigel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:16
CPC Classifications
E; E05; E05B; E05B83/00; E05B83/16; E05B83/24; E05C; E05C3/00; E05C3/12; E05C3/16; E05C3/22; E05C3/40; Y; Y10; Y10S; Y10S292/00; Y10S292/14; Y10T; Y10T292/00; Y10T292/08; Y10T292/1043; Y10T292/1051; Y10T292/1052; Y10T292/1053; Y10T292/42; Y10T292/444
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1563489A
Cited
FR633717A
Cited
US1690655A
Cited
FR733858A
Cited
US1963483A
Cited
US2274696A
Cited
US2286740A
Cited
US2558959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-08 | 1958-05-10 | 1958-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-08 | 1962-05-10 | 1962-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-08 | 1966-05-10 | 1966-11-09 | $7700.00 | Window Closed / Lapsed |