US2508334A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2, 4, 5-trichlorophenol esters
Assignee: Dow Chemical Co
•
Filing: 1948-03-20
•
Granted: 1950-05-16
•
Expires: 1968-03-20
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Moyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:36
CPC Classifications
D; D21; D21H; D21H21/00; D21H21/14; D21H21/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
THE 2,4,5-TRICHLOROPHENOL ESTERS HAVING THE FORMULA:
Claim 2
Dependent Claim
6 words
THE 2,4,5-TRICHLOROPHENOL ESTERS HAVING THE FORMULA:
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) | 1953-05-15 | 1953-11-14 | 1954-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-15 | 1957-11-14 | 1958-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-15 | 1961-11-14 | 1962-05-16 | $7700.00 | Window Closed / Lapsed |