US2776953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization process
Assignee: Hercules Powder Co
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Filing: 1953-09-15
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Granted: 1957-01-08
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Expires: 1973-09-15
Abstract
No abstract record available.
Inventors
- 👤 Milton A Taves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:58
CPC Classifications
C; C08; C08F; C08F4/00; C08F4/28; C08F4/32; C08F36/00; C08F36/02; C08F36/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
THE PROCESS WHICH COMPRISES POLYMERIZING AN ORGANIC COMPOUND CONTAINING THE CH2=C<GROUP AT A TEMPERATURE BELOW ABOUT 10*C. IN AQUEOUS EMULSION IN THE PRESENCE O FAN EMULSIGYING AGENT, AN ELECTROMOTIVE COUPLE HAVING A STANDARD OXIDATION-REDUCTION POTENTIAL BETWEEN ABOUT - 1.0 AND ABOUT -0.3 VOLT AS ACTIVATE AND AS CATALYST A POLYCYCLOHEXYL HYDROPEROXIDE IN WHICH THE HYDROPEROXY GROUP IS ATTACHED TO A TERTIARY CARBON ATOM IN A CYCLOHEXYL RING.
Claim 2
Dependent Claim
67 words
THE PROCESS WHICH COMPRISES POLYMERIZING AN ORGANIC COMPOUND CONTAINING THE CH2=C<GROUP AT A TEMPERATURE BELOW ABOUT 10*C. IN AQUEOUS EMULSION IN THE PRESENCE O FAN EMULSIGYING AGENT, AN ELECTROMOTIVE COUPLE HAVING A STANDARD OXIDATION-REDUCTION POTENTIAL BETWEEN ABOUT - 1.0 AND ABOUT -0.3 VOLT AS ACTIVATE AND AS CATALYST A POLYCYCLOHEXYL HYDROPEROXIDE IN WHICH THE HYDROPEROXY GROUP IS ATTACHED TO A TERTIARY CARBON ATOM IN A CYCLOHEXYL RING.
References Cited (Backward Citations)
US2609362A
Cited
US2606893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |