Patent US2419567A successfully refreshed from Google Patents.
US3024092A
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Modified carbon black and methods of preparing and using same
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1957-06-03
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Granted: 1962-03-06
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Expires: 1977-06-03
Abstract
No abstract record available.
Inventors
- 👤 Albert M Gessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:30
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/44; C09C1/48; C09C1/56; C09C1/565; C08; C08K; C08K3/00; C08K3/02; C08K3/04; C01; C01P; C01P2006/00; C01P2006/19; C01P2006/22; C01P2006/40
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
28 words
AS A NEW PRODUCT, A CARBON BLACK FORMED BY SEVERE ATTRITION BY CONTACT WITH A HARD SURFACE, SAID CARBON BLACK HAVING AN X VALUE OF ABOVE 80 WHERE:
Claim 2
Dependent Claim
28 words
AS A NEW PRODUCT, A CARBON BLACK FORMED BY SEVERE ATTRITION BY CONTACT WITH A HARD SURFACE, SAID CARBON BLACK HAVING AN X VALUE OF ABOVE 80 WHERE:
Claim 3
Dependent Claim
54 words
A PROCESS FOR PRODUCING MODIFIED CARBON BLACK HAVING IMPROVED COMPOUNDING CHARACTEREISTICS WHICH COMPRISES SUBJECTING TO SEVERE ATTRITION BY CONTACT WITH A HARD SURFACE A CARBON BLACK HAVING AN X VALUE OF 10 TO 75 UNDER CONDITIONS OF SUFFICIENT SEVERITY AND DURATION TO RAISE THE X VALUE TO THE RANGE OF 80 TO 200, WHERE:
Claim 4
Dependent Claim
54 words
A PROCESS FOR PRODUCING MODIFIED CARBON BLACK HAVING IMPROVED COMPOUNDING CHARACTEREISTICS WHICH COMPRISES SUBJECTING TO SEVERE ATTRITION BY CONTACT WITH A HARD SURFACE A CARBON BLACK HAVING AN X VALUE OF 10 TO 75 UNDER CONDITIONS OF SUFFICIENT SEVERITY AND DURATION TO RAISE THE X VALUE TO THE RANGE OF 80 TO 200, WHERE:
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) | 1965-03-05 | 1965-09-04 | 1966-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-05 | 1969-09-04 | 1970-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-05 | 1973-09-04 | 1974-03-06 | $7700.00 | Window Closed / Lapsed |