US2653887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing tubing
Assignee: Owens Corning
•
Filing: 1947-08-01
•
Granted: 1953-09-29
•
Expires: 1967-08-01
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:30
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; B29C; B29C53/00; B29C53/80; B29C53/82; B29C53/821; B29C53/824; B29C53/56; B29C53/58; B29C53/60; B29C53/68; Y; Y10; Y10S; Y10S138/00; Y10S138/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
THE METHOD OF PRODUCING TUBING COMPRISING THE STEPS OF IMPREGNATING A GLASS FIBER FABRIC WITH A CURABLE RESINUOUS MATERIAL IN AN INTERMEDIATE STAGE OF POLYMERIC GROWTH, SUBSTANTIALLY COMPLETELY CURING THE RESINUOUS MATERIAL OF THE IMPREGNATING GLASS FIBER FABRIC ANNEALING THE CURED FABRIC TO REMOVE SUBSTANTIALLY ALL OF THE STRAIN THEREFROM, APPLYING A BINDING COATING TO THE
Claim 2
Independent Claim
56 words
THE METHOD OF PRODUCING TUBING COMPRISING THE STEPS OF IMPREGNATING A GLASS FIBER FABRIC WITH A CURABLE RESINUOUS MATERIAL IN AN INTERMEDIATE STAGE OF POLYMERIC GROWTH, SUBSTANTIALLY COMPLETELY CURING THE RESINUOUS MATERIAL OF THE IMPREGNATING GLASS FIBER FABRIC ANNEALING THE CURED FABRIC TO REMOVE SUBSTANTIALLY ALL OF THE STRAIN THEREFROM, APPLYING A BINDING COATING TO THE
References Cited (Backward Citations)
US1529033A
Cited
US1565532A
Cited
US2419440A
Cited
US891440A
Cited
US1284298A
Cited
US1937069A
Cited
US2062088A
Cited
US2113724A
Cited
US2256386A
Cited
US2360109A
Cited
US2399338A
Cited
US2393347A
Cited
US2383733A
Cited
US2354556A
Cited
US2414125A
Cited
US2433643A
Cited
US2451126A
Cited
US2500573A
Cited
US2525070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |