US3083191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsion polymerization of conjugated dienes in the presence of acyl-containing diazothioethers
Assignee: Phillips Petroleum Co
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Filing: 1959-03-30
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Granted: 1963-03-26
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Expires: 1979-03-30
Abstract
No abstract record available.
Inventors
- 👤 Carl A Uraneck
- 👤 Ollie G Buck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:01
CPC Classifications
C; C08; C08F; C08F10/00; C08C; C08C19/00; C08C19/30; C08F36/00; C08F36/02; C08F36/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROCESS WHICH COMPRISES PREPARING A POLYMER SELECTED FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF CONJUGATED DIENES AND COPOLYMERS OF CONJUGATED DIENES WITH VINYLIDENE COMPOUNDS BY EMULSION POLYMERIZATION AT A TEMPERATURE IN THE RANGE OF ABOUT 10 TO 175*F. IN THE PRESENCE OF ABOUT 0.05 TO 5 PARTS BY WEIGHT PER 100 PARTS OF MONOMER OF A DIAZOTHIOETHER HAVING THE FORMULA
Claim 2
Dependent Claim
61 words
A PROCESS WHICH COMPRISES PREPARING A POLYMER SELECTED FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF CONJUGATED DIENES AND COPOLYMERS OF CONJUGATED DIENES WITH VINYLIDENE COMPOUNDS BY EMULSION POLYMERIZATION AT A TEMPERATURE IN THE RANGE OF ABOUT 10 TO 175*F. IN THE PRESENCE OF ABOUT 0.05 TO 5 PARTS BY WEIGHT PER 100 PARTS OF MONOMER OF A DIAZOTHIOETHER HAVING THE 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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |