US3245997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
3-substituted 1-(1, 2, 3, 4-tetrahydro-2-isoquinolyl) alkyl-2-thioureas
Assignee: GD Searle LLC
•
Filing: 1963-07-17
•
Granted: 1966-04-12
•
Expires: 1983-07-17
Abstract
No abstract record available.
Inventors
- 👤 Yonan Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:41
CPC Classifications
C; C07; C07D; C07D217/00; C07D217/02; C07D217/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
1 - (3 - (1,2,3,4 - TETRAHYDRO-2-ISOQUINOLYL)-PROPYL)3-PHENYL-2-THIOUREA.
Claim 2
Dependent Claim
7 words
1 - (3 - (1,2,3,4 - TETRAHYDRO-2-ISOQUINOLYL)-PROPYL)3-PHENYL-2-THIOUREA.
References Cited (Backward Citations)
US3006913A
Cited
US3055883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |