US1769573A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachment clamp
Assignee: CONS AIRCRAFT CORP
•
Filing: 1928-04-27
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Granted: 1930-07-01
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Expires: 1948-04-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph M Gwinn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:15
CPC Classifications
B; B64; B64C; B64C1/00; B64C1/06; B64C2001/0054; B64C2001/0081; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441; Y10T403/00; Y10T403/71
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) | 1933-06-30 | 1933-12-30 | 1934-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-06-30 | 1937-12-30 | 1938-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-06-30 | 1941-12-30 | 1942-07-01 | $7700.00 | Window Closed / Lapsed |