US3041337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitraza-alkylene derivatives of heterocyclic azines
Assignee: Aerojet Rocketdyne Inc
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Filing: 1957-06-13
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Granted: 1962-06-26
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Expires: 1977-06-13
Abstract
No abstract record available.
Inventors
- 👤 Milton B Frankel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:34
CPC Classifications
C; C07; C07D; C07D251/00; C07D251/02; C07D251/04; C07D251/06; C06; C06B; C06B25/00; C07D211/00; C07D211/04; C07D211/06; C07D211/36; C07D211/38
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
13 words
AS A NEW COMPOSITION OF MATTER, A HETEROCYCLIC COMPOUND HAVING THE GENERAL FORMULA:
Claim 2
Dependent Claim
13 words
AS A NEW COMPOSITION OF MATTER, A HETEROCYCLIC COMPOUND HAVING THE GENERAL FORMULA:
Claim 3
Independent Claim
10 words
THE METHOD OF PREPARING HETEROCYCLIC COMPOUNDS HAVING THE GENERAL FORMULA:
Claim 4
Independent Claim
10 words
THE METHOD OF PREPARING HETEROCYCLIC COMPOUNDS 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) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |