US2865941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chloro-dienyl xanthates
Assignee: Monsanto Chemicals Ltd
•
Filing: 1955-06-20
•
Granted: 1958-12-23
•
Expires: 1975-06-20
Abstract
No abstract record available.
Inventors
- 👤 Amico John J D
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:51
CPC Classifications
C; C07; C07C; C07C329/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A CHLORO-DIENYL XANTHATE OF THE GENERAL FORMULA X-Y WHERE X REPRESENTS AN ALKYL XANTHATE RADICAL, SAID ALKYL GROUP SELECTED FROM A MEMBER OF A GROUP CONSISTING OF METHYL, ETHYL, PROPYL, BUTYL, AMYL GROUP AND WHERE Y REPRESENTS A MONOCHLOR HEXADIENE NUCLEUS.
Claim 2
Dependent Claim
41 words
A CHLORO-DIENYL XANTHATE OF THE GENERAL FORMULA X-Y WHERE X REPRESENTS AN ALKYL XANTHATE RADICAL, SAID ALKYL GROUP SELECTED FROM A MEMBER OF A GROUP CONSISTING OF METHYL, ETHYL, PROPYL, BUTYL, AMYL GROUP AND WHERE Y REPRESENTS A MONOCHLOR HEXADIENE NUCLEUS.
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) | 1961-12-22 | 1962-06-23 | 1962-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-22 | 1966-06-23 | 1966-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-22 | 1970-06-23 | 1970-12-23 | $7700.00 | Window Closed / Lapsed |