US2642354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and composition for the control of undesired vegetation
Assignee: Dow Chemical Co
•
Filing: 1951-09-10
•
Granted: 1953-06-16
•
Expires: 1971-09-10
Abstract
No abstract record available.
Inventors
- 👤 Keith C Barrons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:39
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/02; C; C07; C07C; C07C215/00; C07C215/02; C07C215/04; C07C215/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A METHOD FOR THE CONTROL OF UNDESIRED PLANT GROWTH WHICH COMPRISES CONTACTING PLANTS AND PLANT PARTS WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A,A-DICHLOROPROPIONIC ACID AND ITS SALTS, SUCH COMPOUND BEING EMPLOYED AT A DOSAGE EXERTING A PHYTOTOXIC ACTION AGAINST THE PLANT GROWTH CONCERNED.
Claim 2
Independent Claim
46 words
A METHOD FOR THE CONTROL OF UNDESIRED PLANT GROWTH WHICH COMPRISES CONTACTING PLANTS AND PLANT PARTS WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A,A-DICHLOROPROPIONIC ACID AND ITS SALTS, SUCH COMPOUND BEING EMPLOYED AT A DOSAGE EXERTING A PHYTOTOXIC ACTION AGAINST THE PLANT GROWTH CONCERNED.
References Cited (Backward Citations)
US2472347A
Cited
US2393086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |