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US3063891A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of adhering a flexible protective sheet to a rigid surface in which a different coating is on the two mating surfaces

Assignee: Seamless Rubber Co
•
Filing: 1958-04-21
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Granted: 1962-11-13
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Expires: 1978-04-21
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Abstract

No abstract record available.

Inventors

  • 👤 William H Boylan
  • 👤 William J O'brien

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 12:00
CPC Classifications
C; C09; C09J; C09J5/00; C09J5/04

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 68 words
A PROCESS FOR ADHERING A FLEXIBLE PROTECTIVE SHEET TO A RIGID SURFACE WHICH COMPRISES COATING THE RIGID SURFACE WITH A PRIME COATING COMPRISING A VALCANIZATION INITIATOR AND A CATALYST FOR THE POLYMERIZATION OF PHENOLIC RESIN, COATING THE FLEXIBLE PROTECTIVE SHEET WITH A PRESSURE SENSITIVE ADHESIVE MASS COMPRISING INCOMPLETELY VULCANIZED RUBBER, INCOMPLETELY POLYMERIZED PHENOLIC RESIN AND SULFUR, AND THEN APPLYING THE COATED SHEET TO THE PRIME COATED RIGID SURFACE.
Claim 2
Dependent Claim 68 words
A PROCESS FOR ADHERING A FLEXIBLE PROTECTIVE SHEET TO A RIGID SURFACE WHICH COMPRISES COATING THE RIGID SURFACE WITH A PRIME COATING COMPRISING A VALCANIZATION INITIATOR AND A CATALYST FOR THE POLYMERIZATION OF PHENOLIC RESIN, COATING THE FLEXIBLE PROTECTIVE SHEET WITH A PRESSURE SENSITIVE ADHESIVE MASS COMPRISING INCOMPLETELY VULCANIZED RUBBER, INCOMPLETELY POLYMERIZED PHENOLIC RESIN AND SULFUR, AND THEN APPLYING THE COATED SHEET TO THE PRIME COATED RIGID SURFACE.

References Cited (Backward Citations)

US1434892A Cited
US2161036A Cited
US2459739A Cited
US2581926A Cited
US2622056A Cited
US2656297A Cited
US2662869A Cited
US2673826A Cited
US2691614A Cited
US2817620A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1965-11-12 1966-05-14 1966-11-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1969-11-12 1970-05-14 1970-11-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1973-11-12 1974-05-14 1974-11-13 $7700.00 Window Closed / Lapsed

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