Patent US4513138A successfully refreshed from Google Patents.
Patent US2924147A successfully refreshed from Google Patents.
US2924147A
Expired / Lapsed
US
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Blast-free explosive line cutter
Assignee: Individual
•
Filing: 1957-08-05
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Granted: 1960-02-09
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Expires: 1977-08-05
Abstract
No abstract record available.
Inventors
- 👤 Leland S Bohl
- 👤 Raymond W Maas
- 👤 Thorness Rudolph Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:14
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/22; B64D17/38; B64D17/386; F; F42; F42B; F42B3/00; F42B3/006; H; H01; H01H; H01H39/00; H01H39/006; Y; Y10; Y10S; Y10S30/00; Y10S30/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2346494A
Cited
US2581645A
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US2616748A
Cited
US2783712A
Cited
US2756948A
Cited
US2780428A
Cited
US2755550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |