Patent US2767195A successfully refreshed from Google Patents.
US2767195A
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US
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2-substituted-4-alkylcarboxyl-1, 3-dithiacyclohexane tetraoxides
Assignee: Wyeth Holdings LLC
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Filing: 1954-05-20
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Granted: 1956-10-16
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Expires: 1974-05-20
Abstract
No abstract record available.
Inventors
- 👤 Jr John A Brockman
- 👤 Paul F Fabio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:37
CPC Classifications
C; C07; C07D; C07D339/00; C07D339/08; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/843
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
COMPOUNDS OF THE GROUP CONSISTING OF THOSE HAVING THE FORMULA
Claim 2
Dependent Claim
10 words
COMPOUNDS OF THE GROUP CONSISTING OF THOSE HAVING THE FORMULA
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) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |