US2486769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Staked fastener
Assignee: RCA Corp
•
Filing: 1942-12-31
•
Granted: 1949-11-01
•
Expires: 1962-12-31
Abstract
No abstract record available.
Inventors
- 👤 Jr Samuel H Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:49
CPC Classifications
F; F16; F16B; F16B33/00; F16B33/002; F16B37/00; F16B37/04; F16B37/06; F16B37/062; F16B37/068; F16B2200/00; F16B2200/93; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/968; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49861; Y10T29/49908; Y10T29/49925; Y10T29/49934; Y10T29/49936
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-31 | 1953-05-02 | 1953-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-31 | 1957-05-02 | 1957-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-31 | 1961-05-02 | 1961-11-01 | $7700.00 | Window Closed / Lapsed |