US2986803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for producing a low energy detonator
Assignee: Individual
•
Filing: 1949-01-06
•
Granted: 1961-06-06
•
Expires: 1969-01-06
Abstract
No abstract record available.
Inventors
- 👤 Richard H F Stresau
- 👤 Harold J Plumley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:23
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/195; F42B3/198; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1612479A
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US2005897A
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US2107903A
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US2387083A
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US2445874A
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US2466890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-05 | 1964-12-05 | 1965-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-05 | 1968-12-05 | 1969-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-05 | 1972-12-05 | 1973-06-06 | $7700.00 | Window Closed / Lapsed |