Patent US2825472A successfully refreshed from Google Patents.
US2825472A
Expired / Lapsed
US
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Selective travel draft gear
Assignee: Cardwell Westinghouse Co
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Filing: 1955-11-03
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Granted: 1958-03-04
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Expires: 1975-11-03
Abstract
No abstract record available.
Inventors
- 👤 Bertil E Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:29
CPC Classifications
B; B61; B61G; B61G9/00; B61G9/04; B61G9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US683576A
Cited
US2019311A
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US2216473A
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US2208338A
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US2451551A
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US2645361A
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US2640603A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |