Patent US3923849A successfully refreshed from Google Patents.
US3923849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum salts of 2-methoxy-3,6-dichlorobenzoic acid
Assignee: Velsicol Chemical LLC
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Filing: 1973-10-29
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Granted: 1975-12-02
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Expires: 1993-10-29
Abstract
Abstract This invention discloses new chemical compounds of the formula WHEREIN N IS THE INTEGER 1 OR 2. The compounds of the above description are useful as herbicides.
Inventors
- 👤 Takeo Hokama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:21
CPC Classifications
C; C07; C07F; C07F5/00; C07F5/06; C07F5/069
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
7 words
The compound of claim 1, Al(C6H2OCH3Cl2CO2) (OH)2.
Claim 4
Dependent Claim
6 words
The compound of claim 1, Al(C6H2OCH3Cl2CO2)2(OH).
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) | 1978-12-01 | 1979-06-02 | 1979-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-01 | 1983-06-02 | 1983-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-01 | 1987-06-02 | 1987-12-02 | $7700.00 | Window Closed / Lapsed |