Patent US3147165A successfully refreshed from Google Patents.
US3147165A
Expired / Lapsed
US
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Method of manufacturing pipe insulation
Assignee: Owens Corning
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Filing: 1959-12-07
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Granted: 1964-09-01
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Expires: 1979-12-07
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:43
CPC Classifications
F; F16; F16L; F16L59/00; F16L59/02; F16L59/021; F16L59/024; B; B29; B29C; B29C48/00; B29C48/022; B29C48/03; B29C48/09; B29K; B29K2105/00; B29K2105/06; B29K2105/12; B29K2709/00; B29K2709/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/1033
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
IN A METHOD FOR THE CONTINUOUS MANUFACTURE OF A TUBULAR FIBROUS BODY INCLUDING THE STEPS OF SUPPLYING COATED FIBERS TO ONE END OF ANNULAR CHAMBER AND COMPACTING SAID FIBERS, THE IMPROVEMENT COMPRISING APPLYING A CONCENTRATED FORCE DIRECTLY TO THE FIBERS IN A CIRCULAR PATH BETWEEN THE INNER AND OUTER SURFACES OF THE CHAMBER TO POSITION THE FIBERS IN A V-SHAPED CONFIGURATION WITH TIPS OF THE V''S DIRECTED TOWARD A COMMON END OF SAID BODY, AND CURING THE COATING TO MAINTAIN SAID DISPOSITION OF THE FIBERS IN THE FINISHED PRODUCT.
Claim 2
Dependent Claim
89 words
IN A METHOD FOR THE CONTINUOUS MANUFACTURE OF A TUBULAR FIBROUS BODY INCLUDING THE STEPS OF SUPPLYING COATED FIBERS TO ONE END OF ANNULAR CHAMBER AND COMPACTING SAID FIBERS, THE IMPROVEMENT COMPRISING APPLYING A CONCENTRATED FORCE DIRECTLY TO THE FIBERS IN A CIRCULAR PATH BETWEEN THE INNER AND OUTER SURFACES OF THE CHAMBER TO POSITION THE FIBERS IN A V-SHAPED CONFIGURATION WITH TIPS OF THE V''S DIRECTED TOWARD A COMMON END OF SAID BODY, AND CURING THE COATING TO MAINTAIN SAID DISPOSITION OF THE FIBERS IN THE FINISHED PRODUCT.
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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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |