US1647783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separable fastener
Assignee: TRW Connectors Ltd
•
Filing: 1924-12-20
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Granted: 1927-11-01
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Expires: 1944-12-20
Abstract
No abstract record available.
Inventors
- 👤 Fred S Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:44
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/06; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45775; Y10T24/45785; Y10T24/4588; Y10T24/45906; Y10T24/45911; Y10T24/45916; Y10T24/45942
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) | 1930-10-31 | 1931-05-02 | 1931-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-10-31 | 1935-05-02 | 1935-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-10-31 | 1939-05-02 | 1939-11-01 | $7700.00 | Window Closed / Lapsed |