Patent US3000889A successfully refreshed from Google Patents.
US3000889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tris n-alkylenepolynitro hexahydro s-triazines
Assignee: Aerojet Rocketdyne Inc
•
Filing: 1957-01-28
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Granted: 1961-09-19
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Expires: 1977-01-28
Abstract
No abstract record available.
Inventors
- 👤 Milton B Frankel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:37
CPC Classifications
C; C06; C06B; C06B25/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
9 words
AS COMPOSITIONS OF MATTER, THE N-NITROALKYL-1,3,5TRIAZINES HAVING THE FORMULA:
Claim 2
Dependent Claim
9 words
AS COMPOSITIONS OF MATTER, THE N-NITROALKYL-1,3,5TRIAZINES HAVING THE FORMULA:
Claim 3
Independent Claim
8 words
THE METHOD OF PREPARING N-NITROALKYL-1,3,5-TRIAZINES HAVING THE FORMULA:
Claim 4
Independent Claim
8 words
THE METHOD OF PREPARING N-NITROALKYL-1,3,5-TRIAZINES HAVING THE 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) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |