US3627770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heterocyclic amino-oxazolines
Assignee: EIDP Inc
•
Filing: 1970-03-23
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Granted: 1971-12-14
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Expires: 1990-03-23
Abstract
Abstract of one through four carbon atoms; R'''' is selected from the group consisting of hydrogen and methyl; and R'''''' is selected from the group consisting of hydrogen and methyl.
Inventors
- 👤 George Levitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:05
CPC Classifications
C; C07; C07D; C07D413/00; C07D413/02; C07D413/12; C07D263/00; C07D263/02; C07D263/08; C07D263/16; C07D263/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
9 words
A compound according to claim 1 which is 2-(1,2,3,4-tetrahydro-1-methyl-5-quinolinylamino)-2-oxazoline.
References Cited (Backward Citations)
US3509170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |