Patent US3050427A successfully refreshed from Google Patents.
US3050427A
Expired / Lapsed
US
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Fibrous glass product and method of manufacture
Assignee: Owens Corning
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Filing: 1957-04-29
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Granted: 1962-08-21
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Expires: 1977-04-29
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
- 👤 Willard L Morgan
- 👤 Albert R Morrison
- 👤 Richard F Shannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:37
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/64; D04H1/68; B; B29; B29C; B29C70/00; B29C70/04; B29C70/28; B29C70/40; B29C70/50; B29C70/504; B29C70/508; Y; Y10; Y10S; Y10S264/00; Y10S264/06; Y10S264/07; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/249942; Y10T428/249946; Y10T442/00; Y10T442/60; Y10T442/647
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
METHOD OF PRODUCING A STRUCTURE COMPRISING MINERAL FIBERS AND A FOAMED BINDER COMPRISING ADVANCING AN INTEGRAL WEB OF INTERMESHED FIBERS, MECHANICALLY DISRUPTING SAID WEB TO REDUCE THE INTERMESHING OF SAID FIBERS AND ASSOCIATING A FOAMABLE BINDER WITH SAID FIBERS, RECOLLECTING SAID FIBERS IN THE FORM OF AN INTEGRAL WEB, AND ADVANCING SAID BINDER TO A SET, FOAMED CONDITION WHEREBY THE FORMED BINDER IS BONDED TO THE MINERAL FIBERS.
Claim 2
Dependent Claim
68 words
METHOD OF PRODUCING A STRUCTURE COMPRISING MINERAL FIBERS AND A FOAMED BINDER COMPRISING ADVANCING AN INTEGRAL WEB OF INTERMESHED FIBERS, MECHANICALLY DISRUPTING SAID WEB TO REDUCE THE INTERMESHING OF SAID FIBERS AND ASSOCIATING A FOAMABLE BINDER WITH SAID FIBERS, RECOLLECTING SAID FIBERS IN THE FORM OF AN INTEGRAL WEB, AND ADVANCING SAID BINDER TO A SET, FOAMED CONDITION WHEREBY THE FORMED BINDER IS BONDED TO THE MINERAL FIBERS.
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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) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |