US2875031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of killing weeds
Assignee: Bayer AG
•
Filing: 1956-05-31
•
Granted: 1959-02-24
•
Expires: 1976-05-31
Abstract
No abstract record available.
Inventors
- 👤 Kruckenberg Winfried
- 👤 Eue Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:28
CPC Classifications
C; C07; C07D; C07D285/00; C07D285/01; C07D285/02; C07D285/04; C07D285/12; C07D285/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A METHOD OF KILLING WEEDS WHICH COMPRISES TREATING A MEMBER SELECTED FROM THE GROUP CONSISTING OF SEEDLINGS AND PLANTS WITH AN EFFECTIVE AMOUNT OF A COMPOUND OF THE GENERAL FORMULA
Claim 2
Independent Claim
30 words
A METHOD OF KILLING WEEDS WHICH COMPRISES TREATING A MEMBER SELECTED FROM THE GROUP CONSISTING OF SEEDLINGS AND PLANTS WITH AN EFFECTIVE AMOUNT OF A COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |