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US3885951A
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Plant growth regulant compositions containing 2-haloethanesulphinic acid compounds
Assignee: Bayer AG
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Filing: 1972-02-29
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Granted: 1975-05-27
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Expires: 1992-02-29
Abstract
Abstract Compositions containing, as an active ingredient, at least one 2-haloethanesulphinic acid compound of the following formula, show exceptionally strong plant growth regulant properties: IN WHICH Hal is halogen, and R is halogen, hydroxyl, alkoxy of from 1 to 20 carbon atoms, haloalkoxy of from 1 to 8 carbon atoms, alkenyloxy of from 2 to 20 carbon atoms, alkynyloxy of from 2 to 8 carbon atoms or cycloalkoxy of up to 12 carbon atoms.
Inventors
- 👤 Wolfgang Hofer
- 👤 Klaus Lurssen
- 👤 Robert Rudolf Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:50
CPC Classifications
C; C07; C07C; C07C313/00; C07C313/02; C07C313/04
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
23 words
METHOD OF INFLUENCING THE GROWTH OF PLANTS WHICH COMPRISES APPLYING PLANT GROWTH REGULATINGLY EFFECTIVE AMOUNTS OF A 2-HALOETHANESULPHINIC ACID COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
23 words
METHOD OF INFLUENCING THE GROWTH OF PLANTS WHICH COMPRISES APPLYING PLANT GROWTH REGULATINGLY EFFECTIVE AMOUNTS OF A 2-HALOETHANESULPHINIC ACID COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
33 words
Method as claimed in claim 1 wherein Hal in the formula is chlorine or bromine and R is chloring, bromine, hydroxyl, alkoxy or haloalkoxy of from 1 to 8 carbon atoms, or cyclohexyloxy.
Claim 4
Dependent Claim
97 words
Method as claimed in claim 1 wherein said compound is selected from the group consisting of 2-bromoethanesulphinic acid chloride, 2-chloroethanesulphinic acid chloride, 2-chloroethanesulphinic acid ethyl ester, 2-chloroethanesulphinic acid isopropyl ester, 2-chloroethanesulphinic acid n-butyl ester, 2-chloroethanesulphinic acid methyl ester, 2-chloroethanesulphinic acid cyclohexyl ester, 2-chloroethanesulphinic acid n-pentyl ester, 2-chloroethanesulphinic acid n-octyl ester, 2-bromoethanesulphinic acid n-pentyl ester, 2-bromoethanesulphinic acid cyclohexyl ester, 2-bromoethanesulphinic acid isopropyl ester, 2-bromoethanesulphinic acid n-butyl ester, 2-bromoethanesulphinic acid ethyl ester, 2-chloroethanesulphinic acid 2''-chloro-ethyl ester, 2-chloroethanesulphinic acid 1'',3''-dichloro-prop-2-yl ester, 2-chloroethanesulphinic acid hexadecyl ester, 2-chloroethanesulphinic acid 1-propynyl ester, 2-chloroethanesulphinic acid octylethylideneoctyl ester, 2-chloroethanesulphinic acid allyl ester, and 2-chloroethanesulfinic acid.
Claim 5
Dependent Claim
25 words
Method as claimed in claim 1 wherein said compound is applied at a dosage of from 0.1 to 100 kilograms per hectare of said area.
Claim 6
Dependent Claim
21 words
Method as claimed in claim 4 wherein said dosage is 1 to 10 kilograms of compound per hectare of said area.
Claim 7
Dependent Claim
16 words
Method as claimed in claim 1 wherein two or more of said compounds are applied simultaneously.
Claim 8
Dependent Claim
32 words
Method as claimed in claim 1 wherein said compound is applied to a crop field infested with weeds at a dosage sufficient to injure the weeds without substantial damage to the crops.
Claim 9
Dependent Claim
16 words
Method as claimed in claim 1 wherein said compound is applied to totally eradicate the plants.
Claim 10
Dependent Claim
18 words
Method as claimed in claim 1 wherein said compound is applied to stimulate the growth of the plant.
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) | 1978-05-26 | 1978-11-25 | 1979-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-26 | 1982-11-25 | 1983-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-26 | 1986-11-25 | 1987-05-27 | $7700.00 | Window Closed / Lapsed |