US2355579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of riveting
Assignee: North American Aviation Corp
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Filing: 1942-07-31
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Granted: 1944-08-08
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Expires: 1962-07-31
Abstract
No abstract record available.
Inventors
- 👤 George S Wing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:23
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/05; B; B21; B21J; B21J15/00; B21J15/02; B21J15/022; Y; Y10; Y10S; Y10S403/00; Y10S403/02; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53161
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-08-08 | 1948-02-07 | 1948-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-08-08 | 1952-02-07 | 1952-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-08-08 | 1956-02-07 | 1956-08-08 | $7700.00 | Window Closed / Lapsed |