Patent US4344904A successfully refreshed from Google Patents.
US3293202A
Expired / Lapsed
US
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Polyvinyl chloride-polyvinyl acetate blends with ketone solvents and methods of spraying same
Assignee: Shade Specialties Ltd
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Filing: 1964-02-27
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Granted: 1966-12-20
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Expires: 1984-02-27
Abstract
No abstract record available.
Inventors
- 👤 Weisman Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:13
CPC Classifications
D; D06; D06M; D06M23/00; D06M23/06; C; C08; C08K; C08K5/00; C08K5/0008; C08K5/0016; C08K5/04; C08K5/07; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L31/00; C08L31/02; C08L31/04; D06M15/00; D06M15/19; D06M15/21; D06M15/244
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A SPRAYING COMPOSITION FOR APPLICATION TO FABRICS TO PRODUCT WINDOW SHADES, LAMP SHADES AND THE LIKE COMPRISING APPROXIMATELY 3 TO 10% BY WEIGHT OF SAID COMPOSITION OF A RESIN MIXTURE CONSISTING OF APPROXIMATELY 20% TO 60% BY WEIGHT OF SAID MIXTURE OF POLYVINLY CHLORIDE AND APPROXIMATELY 40% TO 80% BY WEIGHT OF SAID RESIN MIXTURE OF POLYVINYL ACETATE, A SOLVENT MIXTURE FOR THE RESIN COMPRISING APPROXIMATELY 8% TO 41% BY WEIGHT OF SAID COMPOSITION OF CYCLOHEXANOME AND APPROXIMATELY 4% TO 30% BY WEIGHT OFF SAID COMPOSITION OF A VOLATILE LIQUID ORGANIC SOLVENT HAVING A BOILING POINT BELOW 120* C., AND APPROXIMATELY 42% TO 85% BY WEIGHT OF SAID COMPOSITION OF A PROPELLANT WHICH IS A NON-SOLVENT FOR THE RESIN.
Claim 2
Dependent Claim
119 words
A SPRAYING COMPOSITION FOR APPLICATION TO FABRICS TO PRODUCT WINDOW SHADES, LAMP SHADES AND THE LIKE COMPRISING APPROXIMATELY 3 TO 10% BY WEIGHT OF SAID COMPOSITION OF A RESIN MIXTURE CONSISTING OF APPROXIMATELY 20% TO 60% BY WEIGHT OF SAID MIXTURE OF POLYVINLY CHLORIDE AND APPROXIMATELY 40% TO 80% BY WEIGHT OF SAID RESIN MIXTURE OF POLYVINYL ACETATE, A SOLVENT MIXTURE FOR THE RESIN COMPRISING APPROXIMATELY 8% TO 41% BY WEIGHT OF SAID COMPOSITION OF CYCLOHEXANOME AND APPROXIMATELY 4% TO 30% BY WEIGHT OFF SAID COMPOSITION OF A VOLATILE LIQUID ORGANIC SOLVENT HAVING A BOILING POINT BELOW 120* C., AND APPROXIMATELY 42% TO 85% BY WEIGHT OF SAID COMPOSITION OF A PROPELLANT WHICH IS A NON-SOLVENT FOR THE RESIN.
References Cited (Backward Citations)
US2373954A
Cited
US2351182A
Cited
US2517646A
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US2617780A
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US2537136A
Cited
US2553124A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |