US3282864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Di(sulfonylazides) as crosslinking agents for hydrocarbon polymers
Assignee: Phillips Petroleum Co
•
Filing: 1963-05-31
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Granted: 1966-11-01
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Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Howard W Bost
- 👤 John E Mahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:03
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/02; C08K; C08K5/00; C08K5/36; C08K5/43; C08J2323/00; C08J2323/02; Y; Y10; Y10S; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
AN OLEFIN POLYMER FORMED FROM AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF A HOMOPOLYMER OF ETHYLENE AND A HOMOPOLYMER OF PROPYLENE CURED AND FOAMED WITH A CYCLOALKANE-DI(SULFONYLAZIDE) OF THE FORMULA
Claim 2
Dependent Claim
33 words
AN OLEFIN POLYMER FORMED FROM AT LEAST ONE MATERIAL SELECTED FROM THE GROUP CONSISTING OF A HOMOPOLYMER OF ETHYLENE AND A HOMOPOLYMER OF PROPYLENE CURED AND FOAMED WITH A CYCLOALKANE-DI(SULFONYLAZIDE) OF THE FORMULA
References Cited (Backward Citations)
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US2927904A
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US3058944A
Cited
US3137745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |