US2486670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stud for cowl fasteners
Assignee: NIGG ENGINEERING Co
•
Filing: 1943-12-20
•
Granted: 1949-11-01
•
Expires: 1963-12-20
Abstract
No abstract record available.
Inventors
- 👤 Gilbert W Nigg
- 👤 George C Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:10
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/10; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/97; Y10S411/999
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1768505A
Cited
US2095271A
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GB542028A
Cited
US2306928A
Cited
US2307004A
Cited
US2314368A
Cited
US2329909A
Cited
US2322614A
Cited
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 |