US3235527A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasticising polychloroprene with dialkyl ammonium dialkyl dithiocarbamate and disulfide
Assignee: Distillers Co Yeast Ltd
•
Filing: 1963-03-07
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Granted: 1966-02-15
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Expires: 1983-03-07
Abstract
No abstract record available.
Inventors
- 👤 Sparks Anthony Archibald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:38
CPC Classifications
C; C08; C08C; C08C19/00; C08C19/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A PROCESS FOR PLASTICISING CURABLE SULPHUR MODIFIED POLYCHLOROPRENE WHICH COMPRISES REACTING CURABLE SULPHUR MODIFIED POLYCHLOROPRENE, TETRAETHYL THIURAM DISULPHIDE AND A DIALKYL AMMONIUM DIALKYL DITHIOCARBAMATE IN WHICH EACH ALKYL GROUP CONTAINS FROM 1 TO 6 CARBON ATOMS.
Claim 2
Dependent Claim
36 words
A PROCESS FOR PLASTICISING CURABLE SULPHUR MODIFIED POLYCHLOROPRENE WHICH COMPRISES REACTING CURABLE SULPHUR MODIFIED POLYCHLOROPRENE, TETRAETHYL THIURAM DISULPHIDE AND A DIALKYL AMMONIUM DIALKYL DITHIOCARBAMATE IN WHICH EACH ALKYL GROUP CONTAINS FROM 1 TO 6 CARBON ATOMS.
References Cited (Backward Citations)
US3105055A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |