Patent US2709706A successfully refreshed from Google Patents.
US2709706A
Expired / Lapsed
US
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Preparation of beta-dithiocarbamyl and beta-mercapto carboxylic acid amides and the corresponding hydrazides
Assignee: Goodrich Corp
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Filing: 1950-05-06
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Granted: 1955-05-31
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Expires: 1970-05-06
Abstract
No abstract record available.
Inventors
- 👤 Jansen Jacob Eden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:03
CPC Classifications
C; C07; C07C; C07C333/00; C07C333/14; C07C333/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
10 words
THE METHOD WHICH COMPRISES REACTING A COMPOUND OF THE STRUCTURE
Claim 2
Independent Claim
10 words
THE METHOD WHICH COMPRISES REACTING A COMPOUND OF THE STRUCTURE
Claim 3
Dependent Claim
7 words
A NEW CHEMICAL COMPOUND OF THE STRUCTURE
Claim 4
Dependent Claim
7 words
A NEW CHEMICAL COMPOUND OF THE STRUCTURE
References Cited (Backward Citations)
US2339002A
Cited
US2312694A
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US2418947A
Cited
US2412700A
Cited
US2535875A
Cited
US2518154A
Cited
US2607789A
Cited
US2614095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-30 | 1958-11-29 | 1959-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-30 | 1962-11-29 | 1963-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-30 | 1966-11-29 | 1967-05-31 | $7700.00 | Window Closed / Lapsed |