US3156281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener assembly with resilient locking retainer
Assignee: Robertshaw Controls Co
•
Filing: 1960-11-04
•
Granted: 1964-11-10
•
Expires: 1980-11-04
Abstract
No abstract record available.
Inventors
- 👤 Roy C Demi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:59
CPC Classifications
F; F16; F16B; F16B41/00; F16B41/002; F16B39/00; F16B39/22; F16B39/24; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/957; Y10S411/958; Y10S411/965; Y10S411/97; Y10S411/999; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7058
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) | 1967-11-10 | 1968-05-11 | 1968-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-10 | 1972-05-11 | 1972-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-10 | 1976-05-11 | 1976-11-10 | $7700.00 | Window Closed / Lapsed |