Patent US2991816A successfully refreshed from Google Patents.
US2991816A
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Fastener means with nut member having pilot portion for aligning holes in panels
Assignee: General Dynamics Corp
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Filing: 1958-10-03
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Granted: 1961-07-11
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Expires: 1978-10-03
Abstract
No abstract record available.
Inventors
- 👤 Wallace F Harbison
- 👤 Darril D Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:30
CPC Classifications
B; B64; B64C; B64C1/00; B64C1/06; B64C1/12; F; F16; F16B; F16B31/00; F16B31/02; F16B41/00; F16B41/002; F16B5/00; F16B5/02; F16B5/0208; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/999
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US442455A
Cited
US447775A
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US1587102A
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US1696523A
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GB298044A
Cited
US2767950A
Cited
US2742072A
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US2754871A
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US2815789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |