Patent US2728972A successfully refreshed from Google Patents.
US2728972A
Expired / Lapsed
US
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Method and apparatus for coating fibers
Assignee: Owens Corning
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Filing: 1951-04-10
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Granted: 1956-01-03
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Expires: 1971-04-10
Abstract
No abstract record available.
Inventors
- 👤 Drummond Warren Wendell
- 👤 George E Smock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:24
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/12; C03C25/20; D; D01; D01D; D01D11/00; D01D11/06; Y; Y10; Y10S; Y10S118/00; Y10S118/20; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
APPARATUS FOR COATING MOVING FIBERS WITH A LIQUID INCLUDING IN COMBINATION, AN ELEMENT HAVING A CYLINDRICAL SURFACE OF SYNTHETIC RUBBER; MEANS FOR CONTINUOUSLY ROTATING THE ELEMENT IN THE SAME GENERAL DIRECTION AS THE MOVING FIBERS AND AT A SPEED LESS THAN THAT OF THE FIBERS; A RECEPTACLE ADAPTED TO CONTAIN THE LIQUID COATING MATERIAL; SAID ELEMENT BEING DISPOSED WHEREBY THE SYNTHETIC RUBBER SURFACE DURING ROTATION OF THE ELEMENT ACQUIRES A FILM OF THE LIQUID BY ENGAGEMENT WITH THE LIQUID IN THE RECEPTACLE; MEANS FOR GUIDING THE FIBERS IN INDIVIDUALLY SPACED RELATION FNAD DIRECTING EACH OF THE FIBERS INTO ENGAGEMENT WITH THE SYNTHETIC RUBBER SURFACE WHEREBY THE FIBERS FOLLOW THE CURVATURE OF THE SURFACE FOR A SUB-
Claim 2
Dependent Claim
116 words
APPARATUS FOR COATING MOVING FIBERS WITH A LIQUID INCLUDING IN COMBINATION, AN ELEMENT HAVING A CYLINDRICAL SURFACE OF SYNTHETIC RUBBER; MEANS FOR CONTINUOUSLY ROTATING THE ELEMENT IN THE SAME GENERAL DIRECTION AS THE MOVING FIBERS AND AT A SPEED LESS THAN THAT OF THE FIBERS; A RECEPTACLE ADAPTED TO CONTAIN THE LIQUID COATING MATERIAL; SAID ELEMENT BEING DISPOSED WHEREBY THE SYNTHETIC RUBBER SURFACE DURING ROTATION OF THE ELEMENT ACQUIRES A FILM OF THE LIQUID BY ENGAGEMENT WITH THE LIQUID IN THE RECEPTACLE; MEANS FOR GUIDING THE FIBERS IN INDIVIDUALLY SPACED RELATION FNAD DIRECTING EACH OF THE FIBERS INTO ENGAGEMENT WITH THE SYNTHETIC RUBBER SURFACE WHEREBY THE FIBERS FOLLOW THE CURVATURE OF THE SURFACE FOR A SUB-
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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) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |