Patent US3306766A successfully refreshed from Google Patents.
US3306766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging product with composite resin coatings and method of producing same
Assignee: Fort James Corp
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Filing: 1963-07-10
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Granted: 1967-02-28
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Expires: 1983-07-10
Abstract
No abstract record available.
Inventors
- 👤 Charles T Hathaway
- 👤 Raymond K Cohen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:45
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/24967; Y10T428/28; Y10T428/2813; Y10T428/2817; Y10T428/2826; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906; Y10T428/31909; Y10T428/31913; Y10T428/3192
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A PACKAGING BASE SHEET COATED WITH AN EXPOSED CONTINUOUS SURFACE LAYER OF A HALOETHYLENE POLYMER, AND AN INTERMEDIATE CONTINUOUS FOUNDATION LAYER OF AN ETHYLENE-LOWER ALKYL ACRYLATE COPOLYMER; THE HALOETHYLENE POLYMER COMPRISING A HALOGEN SELECTED FROM THE GROUP CONSISTING OF CHLORINE, FLUORINE AND BROMINE, AND BEING SELECTED FROM THE GROUP CONSISTING OF VINYL HALIDE POLYMERS CONTAINING IN THE POLYMER MOLECULE AT LEAST ABOUT 80 PERCENT BY WEIGHT OF A POLYMERIZED VINYL HALIDE, AND VINYLIDENE HALIDE POLYMERS CONTAINING IN THE POLYMER MOLECULE AT LEAST ABOUT 60 PERCENT BY WEIGHT OF POLYMERIZED VINYLIDENE HALIDE; AND THE ETHYLENE-LOWER ALKYL ACRYLATE COPOLYMER BEING THE REACTION PRODUCT UNDER HEAT AND PRESSURE OF ABOUT 0.2 TO 1.5 MOLES OF A LOWER ALKYL ACRYLATE PER 100 MOLES OF ETHYLENE, THE LOWER-ALKYL ACRYLATE CONTAINING ABOUT 1 TO 12 CARBON ATOMS IN THE ALKYL RADICAL.
Claim 2
Dependent Claim
135 words
A PACKAGING BASE SHEET COATED WITH AN EXPOSED CONTINUOUS SURFACE LAYER OF A HALOETHYLENE POLYMER, AND AN INTERMEDIATE CONTINUOUS FOUNDATION LAYER OF AN ETHYLENE-LOWER ALKYL ACRYLATE COPOLYMER; THE HALOETHYLENE POLYMER COMPRISING A HALOGEN SELECTED FROM THE GROUP CONSISTING OF CHLORINE, FLUORINE AND BROMINE, AND BEING SELECTED FROM THE GROUP CONSISTING OF VINYL HALIDE POLYMERS CONTAINING IN THE POLYMER MOLECULE AT LEAST ABOUT 80 PERCENT BY WEIGHT OF A POLYMERIZED VINYL HALIDE, AND VINYLIDENE HALIDE POLYMERS CONTAINING IN THE POLYMER MOLECULE AT LEAST ABOUT 60 PERCENT BY WEIGHT OF POLYMERIZED VINYLIDENE HALIDE; AND THE ETHYLENE-LOWER ALKYL ACRYLATE COPOLYMER BEING THE REACTION PRODUCT UNDER HEAT AND PRESSURE OF ABOUT 0.2 TO 1.5 MOLES OF A LOWER ALKYL ACRYLATE PER 100 MOLES OF ETHYLENE, THE LOWER-ALKYL ACRYLATE CONTAINING ABOUT 1 TO 12 CARBON ATOMS IN THE ALKYL RADICAL.
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |