Patent US2595956A successfully refreshed from Google Patents.
US2595956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyvinyl acetate emulsion containing an alkoxy acetate, and base coated therewith
Assignee: LE Page's Inc
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Filing: 1950-04-06
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Granted: 1952-05-06
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Expires: 1970-04-06
Abstract
No abstract record available.
Inventors
- 👤 Walter G Kunze
- 👤 Evans Raymond Bertram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:17
CPC Classifications
C; C09; C09D; C09D131/00; C09D131/02; C09D131/04; C09J; C09J131/00; C09J131/02; C09J131/04; C08; C08L; C08L2666/00; C08L2666/28; C08L2666/34; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A COMPOSITION COMPRISING AN AQUEOUS EMULSION OF POLYVINYL ACETATE AND FROM 4 TO 50% BY WEIGHT OF ACETATE OF A SATURATED ALIPHATIC ORGANIC COMPOUND, EACH MONOMERIC MOLECULE OF THE COMPOUND CONSISTING OF A POLAR GROUP AND A NON-POLAR GROUP, THE POLAR GROUP BEING AN ACETATE GROUP AND THE NON-POLAR GROUP CONSISTING OF AN ALKOXY SUBSTITUED HYDROCARBON CHAIN HAVING, INCLUDING THE ALKOXY CONSTITUENT FROM 4-8 CARBON ATOMS, THE HYDROCARBON CHAIN BEING OTHERWISE UNSUBSTITUTED.
Claim 2
Dependent Claim
72 words
A COMPOSITION COMPRISING AN AQUEOUS EMULSION OF POLYVINYL ACETATE AND FROM 4 TO 50% BY WEIGHT OF ACETATE OF A SATURATED ALIPHATIC ORGANIC COMPOUND, EACH MONOMERIC MOLECULE OF THE COMPOUND CONSISTING OF A POLAR GROUP AND A NON-POLAR GROUP, THE POLAR GROUP BEING AN ACETATE GROUP AND THE NON-POLAR GROUP CONSISTING OF AN ALKOXY SUBSTITUED HYDROCARBON CHAIN HAVING, INCLUDING THE ALKOXY CONSTITUENT FROM 4-8 CARBON ATOMS, THE HYDROCARBON CHAIN BEING OTHERWISE UNSUBSTITUTED.
References Cited (Backward Citations)
US2444396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |