US3423044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exploring and life saving reels
Assignee: GEORGE E BEIDERWELL
•
Filing: 1967-04-11
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Granted: 1969-01-21
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Expires: 1987-04-11
Abstract
No abstract record available.
Inventors
- 👤 George E Beiderwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:49
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/34; B65H75/38; B65H75/40; B65H75/406; A; A62; A62B; A62B1/00; A62B1/06; A62B1/08; A62B1/10; B65H2402/00; B65H2402/40; B65H2402/41; B65H2402/412; B65H2701/00; B65H2701/30; B65H2701/35
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2243305A
Cited
US2624066A
Cited
US2705813A
Cited
US2683000A
Cited
US2808285A
Cited
US2798248A
Cited
US3261567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |