US2833671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-blocking coated sheet material
Assignee: Primerica Inc
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Filing: 1956-05-22
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Granted: 1958-05-06
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Expires: 1976-05-22
Abstract
No abstract record available.
Inventors
- 👤 Murry C Funk
- 👤 John F Helms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:39
CPC Classifications
B; B65; B65D; B65D65/00; B65D65/38; B65D65/40; C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/046; C08J7/052; C08J2301/00; C08J2301/06; C08J2491/00; C08J2491/06; Y; Y10; Y10T; Y10T428/00; Y10T428/27; Y10T428/273; Y10T428/28; Y10T428/2813; Y10T428/2817; Y10T428/2822; Y10T428/31504; Y10T428/31725; Y10T428/31801; Y10T428/31804
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A FLEXIBLE PACKAGING SHEET MATERIAL COATED WITH A HEAT-SEALABLE NORMALLY TACKY WAX COMPOSITION AND OVERCOATED WITH A NON-BLOCKING COMPOSITION COMPRISING A SOLID BINDING AGENT SELECTED FROM THE GROUP CONSISTING OF ETHYL CELLULOSE, POLYAMIDES AND POLYVINYL ACETATE, AND A NON-BLOCKING COMPONENT SELECTED FROM THE GROUP CONSISTING OF SOLID STRAIGHT CHAIN SATURATED FATTY ACIDS, SOLID HYDROGENATED CASTOR OIL, AND SOLID POLYETHYLENE GLYCOLS, SAID SOLID BINDING AGENT BEING PRESENT IN AMOUNT OF AT LEAST 2 PERCENT BY WEIGHT OF THE SOLIDS IN THE NON-BLOCKING COMPOSITION.
Claim 2
Dependent Claim
82 words
A FLEXIBLE PACKAGING SHEET MATERIAL COATED WITH A HEAT-SEALABLE NORMALLY TACKY WAX COMPOSITION AND OVERCOATED WITH A NON-BLOCKING COMPOSITION COMPRISING A SOLID BINDING AGENT SELECTED FROM THE GROUP CONSISTING OF ETHYL CELLULOSE, POLYAMIDES AND POLYVINYL ACETATE, AND A NON-BLOCKING COMPONENT SELECTED FROM THE GROUP CONSISTING OF SOLID STRAIGHT CHAIN SATURATED FATTY ACIDS, SOLID HYDROGENATED CASTOR OIL, AND SOLID POLYETHYLENE GLYCOLS, SAID SOLID BINDING AGENT BEING PRESENT IN AMOUNT OF AT LEAST 2 PERCENT BY WEIGHT OF THE SOLIDS IN THE NON-BLOCKING COMPOSITION.
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) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |