US3770778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1,2-azidonitrates and method of producing same
Assignee: Iowa State University Research Foundation Inc
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Filing: 1972-05-17
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Granted: 1973-11-06
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Expires: 1992-05-17
Abstract
Abstract 1,2-AZIDONITRATES ARE PRODUCED BY REACTING AN APPROPRIATE OLEFINIC COMPOUND WITH AN IONIC AZIDE AND CERIC AMMONIUM NITRATE; THE COMPOUNDS SO PRODUCED ARE USEFUL AS INTERMEDIATES IN SYNHESIZING THE CORRESPONDING 1,2AMINOHYDROXY COMPOUNDS AND DERIVATIVES THEREOF WHICH ARE PHYSIOLOGICALLY ACITVE.
Inventors
- 👤 W Trahanovski
- 👤 M Robbins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:22
CPC Classifications
C; C07; C07C; C07C247/00
Claims Analysis
Total Claims: 0
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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) | 1976-11-05 | 1977-05-07 | 1977-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-05 | 1981-05-07 | 1981-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-05 | 1985-05-07 | 1985-11-06 | $7700.00 | Window Closed / Lapsed |