Patent US3157614A successfully refreshed from Google Patents.
US3157614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonelastomeric materials containing platy talc and process of producing same
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1960-09-01
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Granted: 1964-11-17
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Expires: 1980-09-01
Abstract
No abstract record available.
Inventors
- 👤 Wilbur F Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:25
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/34
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
115 words
A COMPOSITION COMPRISING A TALC COMPRISING ESSENTIALLY PLATY PARTICLES, AS A FILLER, COMPOUNDED WITH A NONELASTOMERIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYOLEFINS PRODUCED FROM MONOOLEFINS OF FROM 2 TO 12 CARBON ATOMS PER MOLECULE, POLYVINYL CHLORIDE, POLYDIOLEFINS PRODUCED FROM CONJUGATED DIOLEFINS OF FROM 4 TO 6 CARBON ATOMS PER MOLECULE AND COPOLYMERS OF SAID DIOLEFINS WITH ETHYLENICALLY UNSATURATED MONOMERS, POLYDIOLEFINS PRODUCED FROM CONJUGATED DIOLEFINS OF FROM 4 TO 6 CARBON ATOMS PER MOLECULE ADMIXED WITH MONOMERIC CROSSLINKING AGENTS, AND COPOLYMERS OF CONJUGATED DIOLEFINS WITH ETHYLENICALLY UNSATURATED MONOMERS ADMIXED WITH MONOMERIC CROSSLINKING AGENTS, SAID COMPOSITION CONTAINING A SUFFICIENT AMOUNT OF SAID TALC TO HAVE A DIELECTRIC STRENGTH OF MORE THAN 1,000 VOLTS PER MIL.
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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |