Patent US3232736A successfully refreshed from Google Patents.
US3232736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Herbicidal use of n-benzoylanthranilic acid and 6-oxo-2-phenyl-4, 5-benzo-1,3-oxazine
Assignee: BASF SE
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Filing: 1963-08-27
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Granted: 1966-02-01
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Expires: 1983-08-27
Abstract
No abstract record available.
Inventors
- 👤 Scefelder Matthias
- 👤 Fischer Adolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:57
CPC Classifications
C; C07; C07D; C07D265/00; C07D265/04; C07D265/12; C07D265/14; C07D265/20; C07D265/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A METHOD OF CONTROLLING UNWANTED PLANT GROWTH BY TREATING THE SOIL WITH A PHYTOTOXIC AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-BENZOYLANTHRANILIC ACID AND 6-OXO-2-PHENYL-4,5-BENZO-1,3-OXAZINE.
Claim 2
Independent Claim
28 words
A METHOD OF CONTROLLING UNWANTED PLANT GROWTH BY TREATING THE SOIL WITH A PHYTOTOXIC AMOUNT OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF N-BENZOYLANTHRANILIC ACID AND 6-OXO-2-PHENYL-4,5-BENZO-1,3-OXAZINE.
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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |