US3141758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of inhibiting the germination of grass seeds
Assignee: Monsanto Co
•
Filing: 1961-07-07
•
Granted: 1964-07-21
•
Expires: 1981-07-07
Abstract
No abstract record available.
Inventors
- 👤 Philip C Hamm
- 👤 Speziale Angelo John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:36
CPC Classifications
A; A01; A01N; A01N37/00; A01N37/18; C; C07; C07C; C07C233/00; C07C233/01; C07C233/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
THE METHOD OF SELECTIVELY INGIBITING THE GERMINATION OF GRASS SEEDS IN CONTACT WITH SOIL AND THE PRE-EMERGENT GROWTH THEREOF, WHICH COMPRISES TRATING THE SAID SOIL WITH A HERBICIDAL AMOUNT OF A COMPOUND OF THE STRUCTURAL FORMULA
Claim 2
Independent Claim
36 words
THE METHOD OF SELECTIVELY INGIBITING THE GERMINATION OF GRASS SEEDS IN CONTACT WITH SOIL AND THE PRE-EMERGENT GROWTH THEREOF, WHICH COMPRISES TRATING THE SAID SOIL WITH A HERBICIDAL AMOUNT OF A COMPOUND OF THE STRUCTURAL FORMULA
References Cited (Backward Citations)
US2765338A
Cited
US2773899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |