US3393255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrostatic process for preparing granules of nitrocellulose
Assignee: United States Department of the Army
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Filing: 1966-10-18
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Granted: 1968-07-16
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Expires: 1986-10-18
Abstract
No abstract record available.
Inventors
- 👤 Lawrence W Pell
- 👤 John J Lusardi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:17
CPC Classifications
C; C06; C06B; C06B21/00; C06B21/0033; C06B21/0066; C08; C08B; C08B5/00; C08B5/02; C08B5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |