US3558542A
Expired / Lapsed
US
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Aqueous dispersion of polyvinylidene chloride containing ethylene/vinyl alkanoate copolymer and wax
Assignee: EIDP Inc
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Filing: 1968-07-08
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Granted: 1971-01-26
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Expires: 1988-07-08
Abstract
Abstract A COATING BASED ON A PLYMER OF VINYLIDENE CHLORIDE AND FORMED FROM A VINYLIDENE CHLORIDE POLYMER BASED DISPERSION HAS AN INCREASED HEAT-SEALABLE RANGE WHEN AN ETHYLENE/VINYL ALKANOATE COPOLYMER AND WAX ARE ADDED THERETO. OPTIONALLY, OTHER POLYMERIC MATERIALS CAN BE ADDED.
Inventors
- 👤 John William Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:52
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/20; C; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808; Y10T428/31812; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |