Patent US3142629A successfully refreshed from Google Patents.
US3142629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cross-linking of polyvinylidene fluoride and wire coated with the crosslinked resin
Assignee: Radiation Dynamics Inc
•
Filing: 1961-02-10
•
Granted: 1964-07-28
•
Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Timmerman Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:17
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/44; H01B3/443; H01B3/445; B; B29; B29C; B29C71/00; B29C71/04; B29C35/00; B29C35/02; B29C35/08; B29C35/0866; B29C2035/0877; B29K; B29K2027/00; B29K2027/12; B29K2027/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A COMPOSITION COMPRISING A RESINOUS POLYMER OF VINYLIDENE FLUORIDE CROSS-LINKED BY HIGH-ENERGY IONIZING RADIATION OF AT LEAST 8 MEGARADS, WHICH COMPOSITION HAS IMPROVED THERMAL RESISTANCE, AND TENSILE STRENGTH AS COMPARED WITH THE UNIRRADIATED VINYLIDENE FLUORIDE POLYMERS.
Claim 2
Dependent Claim
36 words
A COMPOSITION COMPRISING A RESINOUS POLYMER OF VINYLIDENE FLUORIDE CROSS-LINKED BY HIGH-ENERGY IONIZING RADIATION OF AT LEAST 8 MEGARADS, WHICH COMPOSITION HAS IMPROVED THERMAL RESISTANCE, AND TENSILE STRENGTH AS COMPARED WITH THE UNIRRADIATED VINYLIDENE FLUORIDE POLYMERS.
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) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |