US2807875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of manufacturing fingered joint plates and tube skin joints therewith
Assignee: Boeing Co
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Filing: 1955-12-23
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Granted: 1957-10-01
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Expires: 1975-12-23
Abstract
No abstract record available.
Inventors
- 👤 Howard E Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:26
CPC Classifications
B; B23; B23B; B23B49/00; B23B49/02; G; G01; G01B; G01B3/00; B23B2215/00; B23B2215/04; Y; Y10; Y10S; Y10S29/00; Y10S29/026; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981; Y10T408/00; Y10T408/03; Y10T408/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR899084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |