US3021564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of fibers in intimate association with metal
Assignee: Owens Corning
•
Filing: 1956-12-28
•
Granted: 1962-02-20
•
Expires: 1976-12-28
Abstract
No abstract record available.
Inventors
- 👤 Willard L Morgan
- 👤 Harry B Whitehurst
- 👤 Robert G Russell
- 👤 Charles J Stalego
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:40
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/42; C03C25/46; Y; Y10; Y10S; Y10S264/00; Y10S264/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
IN PRODUCING FILAMENTS OF A FUSIBLE, FIBERIZABLE, MATERIAL BY A METHOD WHICH INCLUDES THE STEPS OF FLOWING MOLTEN STREAMS OF THE FUSIBLE MATERIAL FROM A MASS THEREOF TO FORM PRIMARY FILAMENTS, INTRODUCING THE PRIMARY FILAMENTS SO PRODUCED INTO A VELOCITY BLAST OF COMBUSTION PRODUCTS DISCHARGED FROM A BURNER, PROJECTING
Claim 2
Dependent Claim
49 words
IN PRODUCING FILAMENTS OF A FUSIBLE, FIBERIZABLE, MATERIAL BY A METHOD WHICH INCLUDES THE STEPS OF FLOWING MOLTEN STREAMS OF THE FUSIBLE MATERIAL FROM A MASS THEREOF TO FORM PRIMARY FILAMENTS, INTRODUCING THE PRIMARY FILAMENTS SO PRODUCED INTO A VELOCITY BLAST OF COMBUSTION PRODUCTS DISCHARGED FROM A BURNER, PROJECTING
References Cited (Backward Citations)
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |