US3287105A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Derivatives of pyridazone
Assignee: BASF SE
•
Filing: 1966-01-26
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Granted: 1966-11-22
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Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 Reicheneder Franz
- 👤 Dury Johanna Maria
- 👤 Fischer Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:57
CPC Classifications
C; C07; C07D; C07D237/00; C07D237/02; C07D237/06; C07D237/10; C07D237/22; A; A01; A01N; A01N43/00; A01N43/48; A01N43/58
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
6 words
A PYRIDAZONE DERIVATIVE HAVING THE FORMULA
Claim 2
Dependent Claim
6 words
A PYRIDAZONE DERIVATIVE HAVING THE FORMULA
Claim 3
Dependent Claim
24 words
A METHOD FOR CONTROLLING UNWANTED VEGETATION WHICH COMPRISES TREATING THE VEGETATION WITH A PHYTOTOXIC AMOUNT OF A PYRIDAZONE DERIVATIVE AS CLAIMED IN CLAIM 1.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |