Patent US3149944A successfully refreshed from Google Patents.
US3149944A
Expired / Lapsed
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Method and apparatus for forming and processing linear bodies of heat-softenable material
Assignee: Owens Corning
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Filing: 1961-02-08
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Granted: 1964-09-22
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Expires: 1981-02-08
Abstract
No abstract record available.
Inventors
- 👤 Harold E Leaman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:07
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE METHOD OF FORMING AND PROCESSING LINEAR BODIES OF HEAT-SOFTENABLE MATERIAL INCLUDING DELIVERING HEAT-SOFT ENED MATERIAL ONTO AN ORIFICED SURFACE, ROTATING THE SURFACE AT A SPEED TO PROJECT THE MATERIAL OUTWARDLY THROUGH THE ORIFICES BY CENTRIFUGAL FORCES TO FORM LINEAR BODIES, ESTABLISHING SUBATMOSPHERIC PRESSURE BY SUCTION EFFECTIVE IN A REGION OF THE AXIS OF ROTATION OF THE SURFACE SPACED FROM THE ORIFICES TO INFLUCE THE LINEAR BODIES TO CONVERGE TOWARD THE AXIS OF ROTATION, AND TWISTING THE CONVERGED LINEAR BODIES INTO A LINEAR BUNDLE.
Claim 2
Independent Claim
84 words
THE METHOD OF FORMING AND PROCESSING LINEAR BODIES OF HEAT-SOFTENABLE MATERIAL INCLUDING DELIVERING HEAT-SOFT ENED MATERIAL ONTO AN ORIFICED SURFACE, ROTATING THE SURFACE AT A SPEED TO PROJECT THE MATERIAL OUTWARDLY THROUGH THE ORIFICES BY CENTRIFUGAL FORCES TO FORM LINEAR BODIES, ESTABLISHING SUBATMOSPHERIC PRESSURE BY SUCTION EFFECTIVE IN A REGION OF THE AXIS OF ROTATION OF THE SURFACE SPACED FROM THE ORIFICES TO INFLUCE THE LINEAR BODIES TO CONVERGE TOWARD THE AXIS OF ROTATION, AND TWISTING THE CONVERGED LINEAR BODIES INTO A LINEAR BUNDLE.
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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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |