US3235637A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for molding polymers of halohydrocarbons
Assignee: Champlain Cable Corp
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Filing: 1964-03-09
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Granted: 1966-02-15
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Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Edwin B Hoffman
- 👤 David C Trimble
- 👤 Walter O Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:28
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/006; B29C41/00; B29C41/02; B29C41/16; B29C43/02; B29C43/10; B29C2043/108; B29K; B29K2027/00; B29K2027/12; B29K2027/18; B29K2105/00; B29K2105/25; B29K2105/251
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A PROCESS OF MOLDING A DENSE SHAPED ARTICLE FROM A POLYMERIC HALOHYDROCARBON SELELCTED FROM THE GROUP CONSISTING OF POLYTETRAFLUOROETHYLENE, POLYMONOCHLOROTRIFLUOROETHYLENE, POLYVINYL FLUORIDE, POLYVINYLIDENE FLUORIDE, POLYHEXAFLUOROPRROPENE, COPOLYMRES OF TETRAFLOROETHYLENE WITH A MEMBER OF THE GROUP CONSISTING OF HEXAFLUOROPROPENE, VINYL FLUORIDE AND VINYLIDENE FLUORIDE AND A COPOLYMER OF HEXAFLURORPROPENE WITH VINYL FLUORIDE, AND PROC-
Claim 2
Dependent Claim
52 words
A PROCESS OF MOLDING A DENSE SHAPED ARTICLE FROM A POLYMERIC HALOHYDROCARBON SELELCTED FROM THE GROUP CONSISTING OF POLYTETRAFLUOROETHYLENE, POLYMONOCHLOROTRIFLUOROETHYLENE, POLYVINYL FLUORIDE, POLYVINYLIDENE FLUORIDE, POLYHEXAFLUOROPRROPENE, COPOLYMRES OF TETRAFLOROETHYLENE WITH A MEMBER OF THE GROUP CONSISTING OF HEXAFLUOROPROPENE, VINYL FLUORIDE AND VINYLIDENE FLUORIDE AND A COPOLYMER OF HEXAFLURORPROPENE WITH VINYL FLUORIDE, AND PROC-
References Cited (Backward Citations)
US1336180A
Cited
US1340308A
Cited
US2838800A
Cited
US3003190A
Cited
US3015855A
Cited
US2997448A
Cited
US3068513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |