US3511289A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener assembly
Assignee: Brown International Corp
•
Filing: 1967-12-28
•
Granted: 1970-05-12
•
Expires: 1987-12-28
Abstract
No abstract record available.
Inventors
- 👤 Jan R Coyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:31
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/04; F16B13/08; F16B13/0825; F16B19/00; F16B19/02; F16B2/00; F16B2/02; F16B2/18; F16B21/00; F16B21/02; F16B39/00; F16B39/22; F16B39/28; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10S411/929; Y10S411/935
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) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |