Patent US3063957A successfully refreshed from Google Patents.
US3063957A
Expired / Lapsed
US
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Process for dispersing reclaimed silicone rubber in a silicone gum
Assignee: EIDP Inc
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Filing: 1959-09-15
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Granted: 1962-11-13
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Expires: 1979-09-15
Abstract
No abstract record available.
Inventors
- 👤 Kochis Paul Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:38
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/24; C08G77/70
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
78 words
A PROCESS WHICH COMPRISES MILLING 100 PARTS BY WEIGHT OF A BLEND OF SILICONE GUM AND RECLAIMED SILICONE RUBBER IN THE PRESENCE OF THE LEAST ABOUT 0.5 PART BY WEIGHT OF AT LEAST ONE ALCOHOL BOILING BELOW ABOUT 400*F., SAID BLEND CONTAINING UP TO ABOUT 50% BY WEIGHT OF RECLAIMED SILICONE RUBBER AND REMOVING ALCOHOL FROM THE RESULTING BLEND DURING SAID MILLING, EACH OF SAID SILICONE GUM AND SILICONE RUBBER BEING A POLY(ORGANOSILOXANE) HAVING THE RECURING STRUCTURAL UNIT
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) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |