Patent US3062678A successfully refreshed from Google Patents.
US3062678A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flame retardant vapor barrier fabric and method for producing the same
Assignee: HK Porter Co Inc
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Filing: 1959-06-26
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Granted: 1962-11-06
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Expires: 1979-06-26
Abstract
No abstract record available.
Inventors
- 👤 John D Mccluer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:07
CPC Classifications
D; D06; D06M; D06M7/00; D06M7/005; D06M15/00; D06M15/19; D06M15/21; D06M15/244; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2041; Y10T442/2049; Y10T442/2057; Y10T442/2074; Y10T442/2164; Y10T442/218; Y10T442/2631; Y10T442/2639; Y10T442/273
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A FLEXIBLE, RESILIENT, FLAME RETARDANT, WATER REPELLENT, VAPOR BARRIER THERMAL INSULATING MATERIAL, WHICH COMPRISES AN ASBESTOS-BASE FABRIC, AT LEAST ONE FACE THEREOF PRESENTING A SMOOTH SURFACE SUBSTANTIALLY FREE OF UPSTAND ING FIBER ENDS, A FLAME RETARDANT DEPOSITED ON SAID FABRIC AND INTERMEDIATE THE FIBERS THEREOF, AN ORGANOPOLYSILOXANE DEPOSITED THROUGHOUT THE FABRIC IN AMOUNT SUFFICIENT TO RENDER THE FABRIC AND THE FLAME RETARDANT THEREON WATER REPELLENT, AND A CONTINUOUS FLEXIBLE WATER INSOLUBLE VINYL POLYMER WATER VAPOR BARRIER FILM ADHERED TO AND COEXTENSIVE WITH THE SMOOTH FACE OF THE FLAME RETARDANT, WATER REPELLENT FABRIC.
Claim 2
Dependent Claim
92 words
A FLEXIBLE, RESILIENT, FLAME RETARDANT, WATER REPELLENT, VAPOR BARRIER THERMAL INSULATING MATERIAL, WHICH COMPRISES AN ASBESTOS-BASE FABRIC, AT LEAST ONE FACE THEREOF PRESENTING A SMOOTH SURFACE SUBSTANTIALLY FREE OF UPSTAND ING FIBER ENDS, A FLAME RETARDANT DEPOSITED ON SAID FABRIC AND INTERMEDIATE THE FIBERS THEREOF, AN ORGANOPOLYSILOXANE DEPOSITED THROUGHOUT THE FABRIC IN AMOUNT SUFFICIENT TO RENDER THE FABRIC AND THE FLAME RETARDANT THEREON WATER REPELLENT, AND A CONTINUOUS FLEXIBLE WATER INSOLUBLE VINYL POLYMER WATER VAPOR BARRIER FILM ADHERED TO AND COEXTENSIVE WITH THE SMOOTH FACE OF THE FLAME RETARDANT, WATER REPELLENT FABRIC.
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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) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |