US3914301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acrylamide derivatives of 3-isothiazolones
Assignee: Rohm and Haas Co
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Filing: 1971-05-06
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Granted: 1975-10-21
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Expires: 1991-05-06
Abstract
Abstract When 3-isothiazolones are subjected to nucleophilic cleavage, a novel class of S-substituted Beta -thioacrylamides is produced. These acrylamides exhibit biological activity, particularly in controlling microorganisms.
Inventors
- 👤 George A Miller
- 👤 Sheldon N Lewis
- 👤 Ernest D Weiler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:46
CPC Classifications
C; C07; C07D; C07D235/00; C07D235/02; C07D235/04; C07D235/24; C07D235/28; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/173
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
10 words
A COMPOUND OF THE FORMULA (A) , (B), OR (C):
Claim 2
Dependent Claim
10 words
A COMPOUND OF THE FORMULA (A) , (B), OR (C):
Claim 3
Dependent Claim
12 words
A compound according to claim 1 wherein the compound has the formula
Claim 4
Dependent Claim
12 words
A compound according to claim 1 wherein the compound has the formula
Claim 5
Dependent Claim
12 words
A compound according to claim 1 wherein the compound has the formula
Claim 6
Dependent Claim
16 words
A compound according to claim 2 wherein R1 is a hydrogen atom or a (C1-C12)alkyl group.
Claim 7
Dependent Claim
12 words
A compound according to claim 3 wherein R5 is a (C4-C12)alkyl group.
Claim 8
Dependent Claim
14 words
A compound according to claim 6 wherein R4 is an unsubstituted (C1-C12)alkyl this group.
Claim 9
Dependent Claim
17 words
A compound according to claim 7 wherein R4 is a t-butyl this or a n-butyl this group.
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) | 1978-10-20 | 1979-04-21 | 1979-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-20 | 1983-04-21 | 1983-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-20 | 1987-04-21 | 1987-10-21 | $7700.00 | Window Closed / Lapsed |