Patent US3699232A successfully refreshed from Google Patents.
US3699232A
Expired / Lapsed
US
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A process of milling fungi with acetylenic ketones
Assignee: Chemagro Corp
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Filing: 1970-05-26
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Granted: 1972-10-17
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Expires: 1990-05-26
Abstract
Abstract Compounds of the formula WHERE R1 is ethyl or phenyl and R2 is lower alkyl are useful as fungicides. The compound 3-heptyn-5-one is particularly valuable since it is not toxic to plants.
Inventors
- 👤 Delta W Gier
- 👤 Audra M Calhoon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:35
CPC Classifications
A; A01; A01N; A01N35/00; A01N35/02; C; C07; C07C; C07C49/00; C07C49/20
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
14 words
A process according to claim 1 wherein R2 has one to four carbon atoms.
Claim 2
Dependent Claim
10 words
A process according to claim 1 where R1 is ethyl.
Claim 3
Dependent Claim
10 words
A process according to claim 3 wherein R2 is ethyl.
Claim 4
Dependent Claim
10 words
A process according to claim 3 wherein R1 is phenyl.
Claim 5
Dependent Claim
10 words
A process according to claim 5 wherein R2 is methyl.
Claim 6
Dependent Claim
10 words
A process according to claim 5 wherein R2 is ethyl.
Claim 7
Dependent Claim
17 words
A process according to claim 2 wherein the compound is applied to soil infested with the fungi.
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) | 1975-10-17 | 1976-04-17 | 1976-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-17 | 1980-04-17 | 1980-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-17 | 1984-04-17 | 1984-10-17 | $7700.00 | Window Closed / Lapsed |