US2978495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitramino esters
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1955-08-22
•
Granted: 1961-04-04
•
Expires: 1975-08-22
Abstract
No abstract record available.
Inventors
- 👤 Milton B Frankel
- 👤 Klager Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:50
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
AS COMPOSITIONS OF MATTER, NITRAMINO ESTERS HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
10 words
AS COMPOSITIONS OF MATTER, NITRAMINO ESTERS HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |