US3377154A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pyridazone derivatives containing a tartronic ester radical and method for controlling undesirable vegetation with same
Assignee: BASF SE
•
Filing: 1966-09-30
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Granted: 1968-04-09
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Expires: 1986-09-30
Abstract
No abstract record available.
Inventors
- 👤 Reicheneder Franz
- 👤 Winter Franz
- 👤 Fischer Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:12
CPC Classifications
A; A01; A01N; A01N43/00; A01N43/48; A01N43/58
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA
Claim 3
Independent Claim
21 words
A METHOD OF CONTROLLING UNWANTED PLANT GROWTH CONTACTING SAID PLANT GROWTH WITH A PLHTOTOXIC AMOUNT OF A COMPOUND HAVING THE FORMULA
Claim 4
Independent Claim
21 words
A METHOD OF CONTROLLING UNWANTED PLANT GROWTH CONTACTING SAID PLANT GROWTH WITH A PLHTOTOXIC AMOUNT OF A COMPOUND HAVING THE FORMULA
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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |