Patent US3230229A successfully refreshed from Google Patents.
US3230229A
Expired / Lapsed
US
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Selected isothiazoles and their preparation
Assignee: EIDP Inc
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Filing: 1961-10-19
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Granted: 1966-01-18
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Expires: 1981-10-19
Abstract
No abstract record available.
Inventors
- 👤 William R Hatchard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:22
CPC Classifications
C; C07; C07D; C07D275/00; C07D275/02; C07D275/03; C08; C08F; C08F2/00; C08F2/38
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
54 words
THE PROCESS WHICH COMPRISES REACTING A COMPOUND OF THE FORMULA (NC)2C=C(SM'')2, WHEREIN M'' IS SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS, AMMONIUM AND SUBSTITUTED AMMONIUM GROUPS, WITH A MEMBER OF THE GROUP CONSISTING OF OXYGEN, HYDOGEN AND METAL PEROXIDES INORGANIC PERSULFATES, PERCARBONATES, PERBORATES, PERMANGENATES, DICHROMATES, AND PERCHLORATES, ALKALI-METAL FERRICYANIDES, SULFUR AND INORGANIC POLYSULFIDES.
Claim 4
Dependent Claim
54 words
THE PROCESS WHICH COMPRISES REACTING A COMPOUND OF THE FORMULA (NC)2C=C(SM'')2, WHEREIN M'' IS SELECTED FROM THE GROUP CONSISTING OF ALKALI METALS, AMMONIUM AND SUBSTITUTED AMMONIUM GROUPS, WITH A MEMBER OF THE GROUP CONSISTING OF OXYGEN, HYDOGEN AND METAL PEROXIDES INORGANIC PERSULFATES, PERCARBONATES, PERBORATES, PERMANGENATES, DICHROMATES, AND PERCHLORATES, ALKALI-METAL FERRICYANIDES, SULFUR AND INORGANIC POLYSULFIDES.
Claim 5
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 6
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US1661998A
Cited
US3008967A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |