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US2929754A Expired / Lapsed US ⏱️ 0.0 years remaining

Self-curing thermoplastic repair means

Assignee: Individual
•
Filing: 1955-10-07
•
Granted: 1960-03-22
•
Expires: 1975-10-07
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Abstract

No abstract record available.

Inventors

  • 👤 Howard J Stark
  • 👤 John B Alfers
  • 👤 Frank E Cook

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 14:13
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1056

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 114 words
AN ARITCLE OF MANUFACTURE COMPRISING A LAMINATED TAPE FOR REPAIRING HOLES IN SURFACES OF MATERIALS, SAID TAPE COMPRISING A PLURALITY OF LAYERS, SAID LAYERS COMPRISING A TOP LAYER OF PERFORATED MATERIAL, A HEAT-CONDUCTING METALLIC LAYER AND A NORMALLY UNREACTED EXOTHERMICALLY REACTING CHEMICAL LAYER BETWEEN SAID TOP LAYER AND SAID METALLIC LAYER, SAID TAPE COMPRISING AN ELECTRIC RESISTOR IN SAID CHEMICAL LAYER HAVING CONDUCTORS EXTENDING THEREFROM ADAPTED TO BE CONNECTED TO A SOURCE OF ELECTRIC ENERGY, SAID LAYERS OF SAID TAPE ALSO COMPRISING A TACKY THERMOSETTING PLASTIC LAYER ADJACENT SAID METALLIC LAYER ON THE SIDE THEREOF OPPOSITE SAID CHEMICAL LAYER, SAID PLASTIC LAYER STICKING TO SAID SURFACE UPON CURING UNDER HEAT OF SAID CHEMICAL LAYER.
Claim 2
Dependent Claim 114 words
AN ARITCLE OF MANUFACTURE COMPRISING A LAMINATED TAPE FOR REPAIRING HOLES IN SURFACES OF MATERIALS, SAID TAPE COMPRISING A PLURALITY OF LAYERS, SAID LAYERS COMPRISING A TOP LAYER OF PERFORATED MATERIAL, A HEAT-CONDUCTING METALLIC LAYER AND A NORMALLY UNREACTED EXOTHERMICALLY REACTING CHEMICAL LAYER BETWEEN SAID TOP LAYER AND SAID METALLIC LAYER, SAID TAPE COMPRISING AN ELECTRIC RESISTOR IN SAID CHEMICAL LAYER HAVING CONDUCTORS EXTENDING THEREFROM ADAPTED TO BE CONNECTED TO A SOURCE OF ELECTRIC ENERGY, SAID LAYERS OF SAID TAPE ALSO COMPRISING A TACKY THERMOSETTING PLASTIC LAYER ADJACENT SAID METALLIC LAYER ON THE SIDE THEREOF OPPOSITE SAID CHEMICAL LAYER, SAID PLASTIC LAYER STICKING TO SAID SURFACE UPON CURING UNDER HEAT OF SAID CHEMICAL LAYER.

References Cited (Backward Citations)

US1960137A Cited
US2774421A Cited
US2372929A Cited
US2458032A Cited
US2496911A Cited
US2492568A Cited
US2566802A Cited
US2750320A Cited
US2793177A Cited
US2804416A Cited
US2852423A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-03-22 1963-09-21 1964-03-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-03-22 1967-09-21 1968-03-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-03-22 1971-09-21 1972-03-22 $7700.00 Window Closed / Lapsed

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