US3821399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bioactive sulfones
Assignee: Sanitized Inc
•
Filing: 1972-02-22
•
Granted: 1974-06-28
•
Expires: 1992-02-22
Abstract
Abstract A method of preventing the growth of microorganisms by contacting the microorganisms with a bioactive compound which may be described by one of the following formulas:
Inventors
- 👤 S Richter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:49
CPC Classifications
A; A01; A01N; A01N41/00; A01N41/02; A01N41/10
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
35 words
The method of claim 1, for preventing the growth of bacteria and fungi in soil infected with the same, which comprises applying to said soil an effective amount of an unsaturated sulfone of claim 1.
Claim 2
Dependent Claim
15 words
The method of claim 1, wherein the unsaturated sulfone is a compound of formula (1).
Claim 3
Dependent Claim
15 words
The method of claim 1, wherein the unsaturated sulfone is a compound of formula (2).
Claim 4
Dependent Claim
15 words
The method of claim 1, wherein the unsaturated sulfone is a compound of formula (3).
Claim 5
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is acetamidobenzenesulfonylacrylonitrile.
Claim 6
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is aminobenzenesulfonylacrylonitrile.
Claim 7
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is 3-(p-toluenesulfonyl)acrylamide.
Claim 8
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is acetamidobenzenesulfonylacrylamide.
Claim 9
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is 4-methyl-3-aminobenzenesulfonylacrylonitrile.
Claim 10
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is 4-formamidobenzenesulfonylacrylonitrile.
Claim 11
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is 4-propionamidobenzenesulfonylacrylonitrile.
Claim 12
Dependent Claim
11 words
The method of claim 1, wherein the unsaturated sulfone is 4-methyl-3-benzoylamidobenzenesulfonylacrylonitrile.
Claim 13
Dependent Claim
20 words
The method of claim 1, wherein the unsaturated sulfone is a naphthoylamidobenzenesulfonylacrylonitrile in which R1 is (4-Naphthalene-1-COHN), (4-Naphthalene-2-CONH), or (4-Naphthalene-2-CH2CONH).
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) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-27 | 1981-12-27 | 1982-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-27 | 1985-12-27 | 1986-06-28 | $7700.00 | Window Closed / Lapsed |