US2941879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of killing grass
Assignee: Phillips Petroleum Co
•
Filing: 1956-02-24
•
Granted: 1960-06-21
•
Expires: 1976-02-24
Abstract
No abstract record available.
Inventors
- 👤 Lyle D Goodhue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:09
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/08; A01N47/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A METHOD OF KILLING GRASS WHICH COMPRISES APPLYING TO THE PLACE AT WHICH SAID GRASS IS TO BE KILLED A SMALL BUT EFFECTIVE AMOUNT TO ACCOMPLISH SAID KILLING OF A COMPOUND SELECTED FROM THE GROUP CONSISTTING OF N,N-DIMETHYLS-METHYLSULFENYL DITHIOCARBAMATE, N-N-DIMEHTYL-S-ETHYLSULFENYL DITHIOCARBAMATE, N,N-DIMETHYL-S-ISOPROPYLSULFENYL DITHIOCARBAMATE, AND N,N-DIMETHYL-S-N-PROPYLSULFENYL DITHIOCARBAMATE.
Claim 2
Independent Claim
46 words
A METHOD OF KILLING GRASS WHICH COMPRISES APPLYING TO THE PLACE AT WHICH SAID GRASS IS TO BE KILLED A SMALL BUT EFFECTIVE AMOUNT TO ACCOMPLISH SAID KILLING OF A COMPOUND SELECTED FROM THE GROUP CONSISTTING OF N,N-DIMETHYLS-METHYLSULFENYL DITHIOCARBAMATE, N-N-DIMEHTYL-S-ETHYLSULFENYL DITHIOCARBAMATE, N,N-DIMETHYL-S-ISOPROPYLSULFENYL DITHIOCARBAMATE, AND N,N-DIMETHYL-S-N-PROPYLSULFENYL DITHIOCARBAMATE.
References Cited (Backward Citations)
US1972961A
Cited
US2166120A
Cited
US2535877A
Cited
DE858352C
Cited
US2650876A
Cited
US2598989A
Cited
US2704246A
Cited
US2744898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |