US2577409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Allyl isothiocyano ethers
Assignee: Monsanto Chemicals Ltd
•
Filing: 1948-03-06
•
Granted: 1951-12-04
•
Expires: 1968-03-06
Abstract
No abstract record available.
Inventors
- 👤 William S Emerson
- 👤 Jr Raymond I Longley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:27
CPC Classifications
C; C07; C07C; C07C331/00; C07C331/02; C07C331/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
1 words
5(N-BUTOXY)-3-ISOTHIOCYANO-1-PENTENE.
Claim 2
Dependent Claim
1 words
5(N-BUTOXY)-3-ISOTHIOCYANO-1-PENTENE.
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) | 1954-12-03 | 1955-06-04 | 1955-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-03 | 1959-06-04 | 1959-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-03 | 1963-06-04 | 1963-12-04 | $7700.00 | Window Closed / Lapsed |