Patent US3714199A successfully refreshed from Google Patents.
US3714199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methylene dioxyamine
Assignee: United States Department of the Air Force
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Filing: 1970-03-17
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Granted: 1973-01-30
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Expires: 1990-03-17
Abstract
Abstract A method for synthesizing the novel compound methylenedioxyamine through a reaction which involves the hydrolysis of methylene-O, O''-bis (ethylacethydroximate).
Inventors
- 👤 Dowell C Mc
- 👤 C Merrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:32
CPC Classifications
C; C06; C06B; C06B43/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
3 words
The compound, methylenedioxyamine.
Claim 2
Dependent Claim
3 words
The compound, methylenedioxyamine.
References Cited (Backward Citations)
US3440251A
Cited
US3383417A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-01-30 | 1976-07-31 | 1977-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-30 | 1980-07-31 | 1981-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-30 | 1984-07-31 | 1985-01-30 | $7700.00 | Window Closed / Lapsed |