US3029912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing arrangement for fasteners
Assignee: North American Aviation Corp
•
Filing: 1957-09-26
•
Granted: 1962-04-17
•
Expires: 1977-09-26
Abstract
No abstract record available.
Inventors
- 👤 William T Barker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:26
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1081; F16B2200/00; F16B2200/60; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49934; Y10T29/49938; Y10T29/49943; Y10T29/49972; Y10T403/00; Y10T403/75
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US539627A
Cited
US2511920A
Cited
US1296165A
Cited
US1392108A
Cited
US2061628A
Cited
US2466546A
Cited
US2542144A
Cited
US2466811A
Cited
US2751809A
Cited
US2795989A
Cited
FR1136681A
Cited
GB790051A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |