US5233053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pyrrolidine derivatives
Assignee: Allergan Pharmaceuticals International Ltd
•
Filing: 1992-02-07
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Granted: 1993-08-03
•
Expires: 2012-02-07
Abstract
Abstract Compounds of the formula ##STR1## wherein R, Y and R 1 are as defined in the specification. These compounds are muscarinic receptor antagonists which are selective for smooth muscle muscarinic sites over cardiac muscarinic sites, and are useful in the treatment of diseases associated with altered motility on tone of smooth muscle, including irritable bowel syndrome, diverticular disease, urinary incontinence, oesophageal achalasia and chronic obstructive airways disease.
Inventors
- 👤 Peter E. Cross
- 👤 Alexander R. MacKenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:07
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/04; C07D207/08; C07D401/00; C07D401/02; C07D401/06; C07D405/00; C07D405/02; C07D405/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A compound of the formula: ##STR42## where the dotted line is an optional bond.
Claim 2
Dependent Claim
14 words
A compound of the formula: ##STR42## where the dotted line is an optional bond.
References Cited (Backward Citations)
US4002766A
Cited
EP0178946A2
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-08-02 | 1997-02-01 | 1997-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-08-02 | 2001-02-01 | 2001-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-08-02 | 2005-02-01 | 2005-08-03 | $7700.00 | Window Closed / Lapsed |