US2853774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of removing draft gear
Assignee: Cardwell Westinghouse Co
•
Filing: 1955-08-12
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Granted: 1958-09-30
•
Expires: 1975-08-12
Abstract
No abstract record available.
Inventors
- 👤 Bertil E Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:32
CPC Classifications
B; B61; B61G; B61G9/00; B61G9/20; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49822; Y10T29/53; Y10T29/53796; Y10T29/53848; Y10T29/53857; Y10T29/53878; Y10T29/53883; Y10T29/53909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1601321A
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US1750702A
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US1684226A
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US1858238A
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US2470262A
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US2487902A
Cited
US2684527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-29 | 1962-03-31 | 1962-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-29 | 1966-03-31 | 1966-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-29 | 1970-03-31 | 1970-09-30 | $7700.00 | Window Closed / Lapsed |