US3190775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treated ammonium nitrate
Assignee: Union Carbide Corp
•
Filing: 1960-11-14
•
Granted: 1965-06-22
•
Expires: 1980-11-14
Abstract
No abstract record available.
Inventors
- 👤 Hans H Ender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:21
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/30; C; C05; C05C; C05C1/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
21 words
A SOLID PROPELLANT COMPOSITION COMPRISING COATED PARTICULATE AMMONIUM NITRATE THAT IS COATED WITH AN ORGANOSILOXANE COMPRISING GROUPS REPRESENTED BY THE FORMULA:
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |