US2861096A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2, 3, 6-trichlorobenzyl esters of chloroacetic acids
Assignee: Dow Chemical Co
•
Filing: 1956-11-02
•
Granted: 1958-11-18
•
Expires: 1976-11-02
Abstract
No abstract record available.
Inventors
- 👤 Charles T Pumpelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:22
CPC Classifications
C; C07; C07C; C07C69/00; C07C69/62; C07C69/63
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
A 2,3,6-TRICHLOROBENZYL ESTER OF A CHLOROACETIC ACID HAVING THE FORMULA
Claim 2
Dependent Claim
10 words
A 2,3,6-TRICHLOROBENZYL ESTER OF A CHLOROACETIC ACID HAVING THE FORMULA
References Cited (Backward Citations)
US2581852A
Cited
US2674527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |