US2563080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing glass fibers
Assignee: Owens Corning
•
Filing: 1947-08-06
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Granted: 1951-08-07
•
Expires: 1967-08-06
Abstract
No abstract record available.
Inventors
- 👤 Charles J Stalego
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:27
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
THE PROCESS OF MAKING FIBERS FROM A HEATSOFTENABLE MATERIAL WHICH COMPRISES FEEDING AN ELONGATED BODY OF THE MATERIAL ALONG A PREDETERMINED PATH, ENVELOPING THE BODY OF MATERIAL WITH A GASEOUS BLAST HAVING A TEMPERATURE IN EXCESS OF THE SOFTENING TEMPERATURE OF THE MATERIAL AND MOVING AT A VELOCITY SUFFICIENT TO DRAW OUT THE BODY OF MATERIAL IN THE DIRECTION OF FLOW OF THE BLAST, INTERCEPTING THE BLAST WITH AN OPPOSING GASEOUS BLAST TO DEFLECT THE GASES GEN-
Claim 2
Dependent Claim
77 words
THE PROCESS OF MAKING FIBERS FROM A HEATSOFTENABLE MATERIAL WHICH COMPRISES FEEDING AN ELONGATED BODY OF THE MATERIAL ALONG A PREDETERMINED PATH, ENVELOPING THE BODY OF MATERIAL WITH A GASEOUS BLAST HAVING A TEMPERATURE IN EXCESS OF THE SOFTENING TEMPERATURE OF THE MATERIAL AND MOVING AT A VELOCITY SUFFICIENT TO DRAW OUT THE BODY OF MATERIAL IN THE DIRECTION OF FLOW OF THE BLAST, INTERCEPTING THE BLAST WITH AN OPPOSING GASEOUS BLAST TO DEFLECT THE GASES GEN-
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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) | 1954-08-06 | 1955-02-05 | 1955-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-06 | 1959-02-05 | 1959-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-06 | 1963-02-05 | 1963-08-07 | $7700.00 | Window Closed / Lapsed |