US4482740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
5-Phenylcyclohexenone derivatives
Assignee: Nippon Soda Co Ltd
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Filing: 1982-12-27
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Granted: 1984-11-13
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Expires: 2002-12-27
Abstract
Abstract A compound having the general formula ##STR1## wherein R 1 is ethyl or allyl; and R 2 is alkyl having 1-4 carbon atoms; and a metal salt of the compound defined herein above. The compound is useful as herbicides.
Inventors
- 👤 Isao Iwataki
- 👤 Akira Nakayama
- 👤 Minoru Kaeriyama
- 👤 Hisao Ishikawa
- 👤 Hideo Hosaka
- 👤 Kenichi Kohara
- 👤 Shozo Yamada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:04
CPC Classifications
A; A01; A01N; A01N47/00; A01N47/08; A01N47/28; A01N47/30; A01N35/00; A01N35/08; A01N35/10; A01N37/00; A01N37/02; A01N37/06; A01N37/10; A01N37/44; A01N37/50; A01N41/00; A01N41/02; A01N41/04; A01N41/06; A01N41/10; A01N47/10; A01N47/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A compound having the formula ##STR8## wherein R 1 is ethyl or allyl; and R 2 is alkyl having 1 to 4 carbon atoms; and a metal salt of said compound selected from the group consisting of alkali metal salts and calcium salts.
Claim 2
Dependent Claim
43 words
A compound having the formula ##STR8## wherein R 1 is ethyl or allyl; and R 2 is alkyl having 1 to 4 carbon atoms; and a metal salt of said compound selected from the group consisting of alkali metal salts and calcium salts.
References Cited (Backward Citations)
US3875149A
Cited
US3950420A
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US4052194A
Cited
US4117154A
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US4174210A
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US4294772A
Cited
US4269775A
Cited
US4347372A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-11-13 | 1988-05-14 | 1988-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-11-13 | 1992-05-14 | 1992-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-11-13 | 1996-05-14 | 1996-11-13 | $7700.00 | Window Closed / Lapsed |