US2911436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing polymeric peroxides
Assignee: General Electric Co
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Filing: 1953-09-08
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Granted: 1959-11-03
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Expires: 1973-09-08
Abstract
No abstract record available.
Inventors
- 👤 Alexander A Miller
- 👤 Frank R Mayo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:33
CPC Classifications
C; C08; C08F; C08F4/00; C08F4/28; C08F4/32; C08F4/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
THE METHOD OF ENHASCING THE FORMATION OF THE POLYMERIC PEROXIDE WHILE SUPPRESSING THE FORMATION OF ALDEHYDES AND KETONES WHICH COMPRISES PASSING OXYGEN INTO A LIQUID MONOMER SELECTED FROM THE CLASS CONSISTING OF A-METHYLSTYRENE AND N-BUTYL METHACRYLATE WHILE MAINTAINING TH TEMPERATURE IN THE RANGE OF FROM ROOM TEMPERATURE TO 95* C. AND THE OXYGEN PRESSURE IN THE RANGE OF 2 TO 6 ATMOSPHERES DURING THE ENTIRE OXIDATION REACTION.
Claim 2
Independent Claim
67 words
THE METHOD OF ENHASCING THE FORMATION OF THE POLYMERIC PEROXIDE WHILE SUPPRESSING THE FORMATION OF ALDEHYDES AND KETONES WHICH COMPRISES PASSING OXYGEN INTO A LIQUID MONOMER SELECTED FROM THE CLASS CONSISTING OF A-METHYLSTYRENE AND N-BUTYL METHACRYLATE WHILE MAINTAINING TH TEMPERATURE IN THE RANGE OF FROM ROOM TEMPERATURE TO 95* C. AND THE OXYGEN PRESSURE IN THE RANGE OF 2 TO 6 ATMOSPHERES DURING THE ENTIRE OXIDATION REACTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |