Patent US3329646A successfully refreshed from Google Patents.
US3329646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Peroxidized attrited carbon black and uses thereof
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1963-10-31
•
Granted: 1967-07-04
•
Expires: 1983-10-31
Abstract
No abstract record available.
Inventors
- 👤 Albert M Gessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:08
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/02; C08K3/04; C08K9/00; C08K9/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A CURED COMPOSITION OF MATTER COMPRISING AN ORGANIC PEROXIDE CURED ELASTOMERIC COMPOSITION COMPRISING A RUBBER DERIVED FROM A COPOLYMER OF EHTYLENE AND A HIGHER ALPHA OLEFIN HAVING INCORPORATED THEREIN 10 TO 200 WT. PERCENT BASED ON RUBBER OF A CARBON BLACK FILLER WHICH HAS BEEN SEVERELY ATTRITED IN THE ABSENCE OF OXYGEN AND CONTACTED PRIOR TO CONTACT WITH OXYGEN WITH FROM 0.2 TO 10 WT. PERCENT OF A RUBBER-CURING ORGANIC PEROXIDE.
Claim 2
Dependent Claim
71 words
A CURED COMPOSITION OF MATTER COMPRISING AN ORGANIC PEROXIDE CURED ELASTOMERIC COMPOSITION COMPRISING A RUBBER DERIVED FROM A COPOLYMER OF EHTYLENE AND A HIGHER ALPHA OLEFIN HAVING INCORPORATED THEREIN 10 TO 200 WT. PERCENT BASED ON RUBBER OF A CARBON BLACK FILLER WHICH HAS BEEN SEVERELY ATTRITED IN THE ABSENCE OF OXYGEN AND CONTACTED PRIOR TO CONTACT WITH OXYGEN WITH FROM 0.2 TO 10 WT. PERCENT OF A RUBBER-CURING ORGANIC PEROXIDE.
References Cited (Backward Citations)
GB638294A
Cited
US2686107A
Cited
US3036980A
Cited
US3023118A
Cited
US3024092A
Cited
US2952486A
Cited
US3141004A
Cited
US3178304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |