US2981619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of inhibiting plant growth
Assignee: Dow Chemical Co
•
Filing: 1957-04-05
•
Granted: 1961-04-25
•
Expires: 1977-04-05
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Josephs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:11
CPC Classifications
A; A01; A01N; A01N33/00; A01N33/02; A01N33/08; A01N33/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A METHOD FOR THE SELECTIVE CONTROL OF SMALL SEEDED GRASSES AND BROAD LEAF WEEDS WHICH COMPRISES EXPOSING GROWING PLANTS AND PLANT PARTS TO THE ACTION OF A GROWTH INHIBITING AMOUNT OF A 4,6-DISECONDARY-BUTYL-A-(DIALKYLAMINO)-O-CRESOL COMPOUND HAVING THE FORMULA
Claim 2
Independent Claim
37 words
A METHOD FOR THE SELECTIVE CONTROL OF SMALL SEEDED GRASSES AND BROAD LEAF WEEDS WHICH COMPRISES EXPOSING GROWING PLANTS AND PLANT PARTS TO THE ACTION OF A GROWTH INHIBITING AMOUNT OF A 4,6-DISECONDARY-BUTYL-A-(DIALKYLAMINO)-O-CRESOL COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2014720A
Cited
US2262720A
Cited
US2784138A
Cited
US2747983A
Cited
US2747982A
Cited
US2842595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |