US2723989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dicyclopentenyl thionocarbamates
Assignee: Monsanto Chemicals Ltd
•
Filing: 1954-02-24
•
Granted: 1955-11-15
•
Expires: 1974-02-24
Abstract
No abstract record available.
Inventors
- 👤 Marion W Harman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:21
CPC Classifications
C; C07; C07C; C07C333/00; C07C333/02
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
6 words
A NEW COMPOUND OF THE STRUCTURE
Claim 2
Dependent Claim
6 words
A NEW COMPOUND OF THE STRUCTURE
Claim 3
Dependent Claim
6 words
A NEW COMPOUND OF THE STRUCTURE
Claim 4
Dependent Claim
6 words
A NEW COMPOUND OF THE STRUCTURE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |