US1287220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turn-button fastener.
Assignee: TRW Connectors Ltd
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Filing: 1918-01-29
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Granted: 1918-12-10
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Expires: 1938-01-29
Abstract
No abstract record available.
Inventors
- 👤 Fred S Carr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:21
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/10; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/51; Y10S24/53; Y10S24/54; Y10S24/56; Y10S24/58; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45089
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) | 1921-12-09 | 1922-06-10 | 1922-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-12-09 | 1926-06-10 | 1926-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-12-09 | 1930-06-10 | 1930-12-10 | $7700.00 | Window Closed / Lapsed |