US2883931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detonator
Assignee: Borg Warner Corp
•
Filing: 1953-12-18
•
Granted: 1959-04-28
•
Expires: 1973-12-18
Abstract
No abstract record available.
Inventors
- 👤 Claude A Houck
- 👤 James V Bradshaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:32
CPC Classifications
E; E21; E21B; E21B43/00; E21B43/11; E21B43/116; E21B43/117
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US120963A
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US1322083A
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US839194A
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US2265982A
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US2617326A
Cited
US2627160A
Cited
US2604044A
Cited
US2649736A
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US2662474A
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US2629325A
Cited
US2705920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |