US2585155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Benzothiazole-2-dimethylsulfinamide and process for preparing the same
Assignee: Societe Anonyme de Matieres Colorantes et Produits Chimiques Francolor
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Filing: 1949-10-29
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Granted: 1952-02-12
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Expires: 1969-10-29
Abstract
No abstract record available.
Inventors
- 👤 Mingasson Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:55
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/60; C07D277/62; C07D277/68; C07D277/70; C07D277/76; C07D277/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
AS A NEW PRODUCT, BENZOTHIAZOLE-2-DIMETHYLSULPHINAMIDE IN THE FORM OF CRYSTALS MELTING AT ABOUT 125* C. AND HAVING THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
20 words
AS A NEW PRODUCT, BENZOTHIAZOLE-2-DIMETHYLSULPHINAMIDE IN THE FORM OF CRYSTALS MELTING AT ABOUT 125* C. AND HAVING THE FOLLOWING FORMULA:
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) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |