US2729029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for attenuating glass and other fibers
Assignee: Owens Corning
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Filing: 1954-06-08
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Granted: 1956-01-03
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Expires: 1974-06-08
Abstract
No abstract record available.
Inventors
- 👤 Slayter Games
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:41
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/02; C03B37/03; D; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
89 words
APPARATUS FOR PRODUCING FIBERS FROM HEAT SOFTENABLE MATERIAL INCLUDING, IN COMBINATION, MEANS FOR FLOWING A PLURALITY OF STREAMS OF THE MATERIAL FROM A SUPPLY, ATTENUATING MEANS INCLUDING ELEMENTS DISPOSED FOR ROTATION ABOUT ANGULARLY ARRANGED AXES AND HAVING SURFACE PORTIONS IN INTERENGAGING RELATION, GUIDING MEANS FOR DIRECTING THE FIBERS FORMED FROM THE STREAMS BETWEEN THE ENGAGING SURFACE PORTIONS OF THE ELEMENTS WHEREBY THE FIBERS ARE GRIPPED BY SAID SURFACE PORTIONS, AND MEANS FOR CAUSING RELATIVE ROTATION OF THE ELEMENTS FOR ATTENUATING FIBERS FROM SAID STREAMS AT COMPARATIVELY HIGH LINEAR SPEEDS.
References Cited (Backward Citations)
US2448499A
Cited
US2489243A
Cited
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 |