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US3084133A Expired / Lapsed US ⏱️ 0.0 years remaining

Tape joint cement comprising polyvinyl alcohol and clay and method for preparing same

Assignee: Ingredion Inc
•
Filing: 1959-09-22
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Granted: 1963-04-02
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Expires: 1979-09-22
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Abstract

No abstract record available.

Inventors

  • 👤 Sirota Julius
  • 👤 Benjamin D Jubilee

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 08:22
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/34; C08K3/346

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 120 words
A DRY TAPE JOINT CEMENT COMPOSITION, CAPABLE OF BEING MIXED WITH WATER TO FORM A WET CEMENT, SAID COMPOSITION RESULTING FROM THE ADMIXTURE OF A DRY INERT INORGANIC FILLER AND A BINDER, SAID BINDER COMPRISING AN AQUEOUS DISPERSION OF A HYDROLYSIS PRODUCT SELECTED FROM THE CLASS CONSISTING OF HYDROLYZED POLYVINYL ESTERS OF ORGANIC ACIDS AND HYDROLYZED COPOLYMERS RESULTING FROM THE COPOLYMERIZATION OF A VINYL ESTER OF AN ORGANIC ACID AND ANOTHER POLYMERIZABLE MONOMER, SAID HYDROLYSIS PRODUCT HAVING A DEGREE OF HYDROLYSIS OF FROM 50% TO 100% AND BEING AT LEAST 50% SOLUBLE IN WATER AT 20*C, THE AMOUNT OF SAID HYDROLYSIS PRODUCT BEING WITHIN THE RANGE 0.25% TO 10%, CALCULATED AS DRY RESIN, BASED ON THE WEIGHT OF THE FILLER.
Claim 2
Dependent Claim 120 words
A DRY TAPE JOINT CEMENT COMPOSITION, CAPABLE OF BEING MIXED WITH WATER TO FORM A WET CEMENT, SAID COMPOSITION RESULTING FROM THE ADMIXTURE OF A DRY INERT INORGANIC FILLER AND A BINDER, SAID BINDER COMPRISING AN AQUEOUS DISPERSION OF A HYDROLYSIS PRODUCT SELECTED FROM THE CLASS CONSISTING OF HYDROLYZED POLYVINYL ESTERS OF ORGANIC ACIDS AND HYDROLYZED COPOLYMERS RESULTING FROM THE COPOLYMERIZATION OF A VINYL ESTER OF AN ORGANIC ACID AND ANOTHER POLYMERIZABLE MONOMER, SAID HYDROLYSIS PRODUCT HAVING A DEGREE OF HYDROLYSIS OF FROM 50% TO 100% AND BEING AT LEAST 50% SOLUBLE IN WATER AT 20*C, THE AMOUNT OF SAID HYDROLYSIS PRODUCT BEING WITHIN THE RANGE 0.25% TO 10%, CALCULATED AS DRY RESIN, BASED ON THE WEIGHT OF THE FILLER.

References Cited (Backward Citations)

US2251296A Cited
US2413570A Cited
US2661308A Cited
US2892731A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-01 1966-10-01 1967-04-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-01 1970-10-01 1971-04-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-01 1974-10-01 1975-04-02 $7700.00 Window Closed / Lapsed

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