US2594840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Riveted joint
Assignee: GRIGSBY ALLISON Co Inc
•
Filing: 1946-04-29
•
Granted: 1952-04-29
•
Expires: 1966-04-29
Abstract
No abstract record available.
Inventors
- 👤 Kenneth C Allison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:42
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49972; Y10T403/00; Y10T403/75
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US564850A
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US2140891A
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US2194458A
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US2291743A
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US2236804A
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US2453504A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |