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US2929754A
Expired / Lapsed
US
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Self-curing thermoplastic repair means
Assignee: Individual
•
Filing: 1955-10-07
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Granted: 1960-03-22
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Expires: 1975-10-07
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 19:49
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.
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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 |