US3423841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and device for producing solid explosives and propellants from humid initial mixtures
Assignee: Werner and Pfleiderer GmbH
•
Filing: 1967-01-17
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Granted: 1969-01-28
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Expires: 1987-01-17
Abstract
No abstract record available.
Inventors
- 👤 Herbert Wilhelm Gustav Ocker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:52
CPC Classifications
F; F26; F26B; F26B7/00; C; C06; C06B; C06B21/00; C06B21/0091; F26B17/00; F26B17/18; F26B17/20; F26B25/00; F26B25/009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2373877A
Cited
US3082816A
Cited
US2863353A
Cited
US3023456A
Cited
US3118744A
Cited
US3262215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |