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US2744079A Expired / Lapsed US ⏱️ 0.0 years remaining

Adhesive composition containing polysiloxane rubber, polysiloxane oil and reinforcing pigment

Assignee: Connecticut Hard Rubber Co
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Filing: 1952-08-09
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Granted: 1956-05-01
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Expires: 1972-08-09
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Frederick L Kilbourne
  • 👤 Thomas S Moroney
  • 👤 Alfred S Kidwell

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 20:54
CPC Classifications
C; C09; C09J; C09J183/00; C09J183/04; C08; C08L; C08L83/00; C09J7/00; C09J7/20; C09J7/21; C09J7/30; C09J7/38; C08L2666/00; C08L2666/28; C08L2666/34

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 100 words
A PRESSURE-SENSITIVE ADHESIVE MATERIAL CONSISTING OF A MIXTURE OF 8 TO 5 PARTS OF A HEAT-STABLE POLYDIMETHYLSILOXANE OIL, FROM 2 TO LESS THAN 5 PARTS OF AN UNVULCANIZED POLYDIMETHYLSILOXANE RUBBER WHICH IS SOLUBLE IN THE SILICONE OIL, FROM 1 TO 3 PARTS OF REINFORCING PIGMENT PER 10 PARTS OF RUBBER-OIL MIXTURE SELECTED FROM THE GROUP CONSISTING OF SILICON DIOXIDE, TITANIUM DIOXIDE, ALUMINUM OXIDE, ZINC OXIDE, DIATOMACEOUS EARTH, CALCIUM CARBONATE AND CARBON BLACK, AND FROM 0.2 TO 0.25 PART OF A CURING AGENT PER 10 PARTS OF RUBBER-OIL MIXTURE SELECTED FROM THE GROUP CONSISTING OF BENZOYL PEROXIDE AND TERTIARY BUTYL PERBENZOATE.
Claim 2
Dependent Claim 100 words
A PRESSURE-SENSITIVE ADHESIVE MATERIAL CONSISTING OF A MIXTURE OF 8 TO 5 PARTS OF A HEAT-STABLE POLYDIMETHYLSILOXANE OIL, FROM 2 TO LESS THAN 5 PARTS OF AN UNVULCANIZED POLYDIMETHYLSILOXANE RUBBER WHICH IS SOLUBLE IN THE SILICONE OIL, FROM 1 TO 3 PARTS OF REINFORCING PIGMENT PER 10 PARTS OF RUBBER-OIL MIXTURE SELECTED FROM THE GROUP CONSISTING OF SILICON DIOXIDE, TITANIUM DIOXIDE, ALUMINUM OXIDE, ZINC OXIDE, DIATOMACEOUS EARTH, CALCIUM CARBONATE AND CARBON BLACK, AND FROM 0.2 TO 0.25 PART OF A CURING AGENT PER 10 PARTS OF RUBBER-OIL MIXTURE SELECTED FROM THE GROUP CONSISTING OF BENZOYL PEROXIDE AND TERTIARY BUTYL PERBENZOATE.

References Cited (Backward Citations)

US2558393A Cited
US2502286A Cited
US2610167A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-05-01 1959-10-31 1960-05-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-05-01 1963-10-31 1964-05-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-05-01 1967-10-31 1968-05-01 $7700.00 Window Closed / Lapsed

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