US2875123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hexachlorobicycloheptene sulfonic acids and derivatives as insecticides
Assignee: Monsanto Chemicals Ltd
•
Filing: 1957-03-07
•
Granted: 1959-02-24
•
Expires: 1977-03-07
Abstract
No abstract record available.
Inventors
- 👤 James C Wygant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:16
CPC Classifications
C; C07; C07C; C07C309/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
7 words
SODIUM 1,2,3,4,7,7, - HEXACHLOROBICYCLO (2,2,1) - 2HEPTENEN-6-SULFONATE.
Claim 4
Dependent Claim
7 words
SODIUM 1,2,3,4,7,7, - HEXACHLOROBICYCLO (2,2,1) - 2HEPTENEN-6-SULFONATE.
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) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |