US3850922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-endo-benzoyloxy-n-(amino(lower)alkyl)bicyclo(2.2.1)heptane-2,3-diendo-carboxylic acid imides
Assignee: Individual
•
Filing: 1973-09-13
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Granted: 1974-11-26
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Expires: 1993-09-13
Abstract
Abstract 1. A COMPOUND HAVING THE FORMULA 2,3-(-CO-N(-(CH2)N-N(-R4)-R5)-CO-),5-((R1,R2,R3-PHENYL)- COO-)-NORBORANE WHEREIN R1, R2 OR R3 IS H, CL, BR, F, (LOWER)ALKYL NITRO, OH OR (LOWER)ALKOXY, N IS AN INTEGER OF 2 TO 4 INCLUSIVE AND R4 AND R5 ARE H, (LOWER)ALKYL OR WHEN TAKEN TOGETHER WITH THE NITROGEN A RADICAL OF THE FORMULA MORPHOLINO-, 4-R6-PIPERAZINO-, PYRROLO-, PIPERIDINO- IN WHICH R6 IS (LOWER)ALKYL; OR A PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALT THEREOF.
Inventors
- 👤 I Matuo
- 👤 S Ohki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:15
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/56; C07D209/58; C07D209/72; C07D209/76; A; A61; A61P; A61P9/00; A61P9/06; C07D307/00; C07D307/77; C07D307/93
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND 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) | 1977-11-25 | 1978-05-27 | 1978-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-11-25 | 1982-05-27 | 1982-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-11-25 | 1986-05-27 | 1986-11-26 | $7700.00 | Window Closed / Lapsed |