Patent US3244663A successfully refreshed from Google Patents.
US3244663A
Expired / Lapsed
US
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High temperature resistant rubber-like composition
Assignee: Bendix Corp
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Filing: 1958-05-08
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Granted: 1966-04-05
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Expires: 1978-05-08
Abstract
No abstract record available.
Inventors
- 👤 John F Corr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:39
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/34; C08K3/346; C08L; C08L11/00; C08L25/00; C08L25/02; C08L25/04; C08L25/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
A MOLDABLE AND VULCANIZABLE HIGH TEMPERATURE RESISTANT RUBBER-LIKE MATERIAL COMPRISING ABOUT 100 PARTS OF A BASE COMPOUND COMPOSED OF A CHLOROPRENE POLYMER, FROM ABOUT 5 TO 25 PARTS OF A HIGH STYRENE RESIN, AND FROM ABOUT 40 TO 80 PARTS OF A FINELY DIVIDED REFRACTORY FILLER MATERIAL COMPOSED ESSENTIALLY OF A MIXTURE OF HARD AND CALCINED CLAYS HAVING A WEIGHT RATIO LYING WITHIN THE RANGE 1:2 TO 2:1, ALL PARTS BEING BY WEIGHT.
Claim 2
Dependent Claim
73 words
A MOLDABLE AND VULCANIZABLE HIGH TEMPERATURE RESISTANT RUBBER-LIKE MATERIAL COMPRISING ABOUT 100 PARTS OF A BASE COMPOUND COMPOSED OF A CHLOROPRENE POLYMER, FROM ABOUT 5 TO 25 PARTS OF A HIGH STYRENE RESIN, AND FROM ABOUT 40 TO 80 PARTS OF A FINELY DIVIDED REFRACTORY FILLER MATERIAL COMPOSED ESSENTIALLY OF A MIXTURE OF HARD AND CALCINED CLAYS HAVING A WEIGHT RATIO LYING WITHIN THE RANGE 1:2 TO 2:1, ALL PARTS BEING BY WEIGHT.
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |