US3025588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass fiber treatment
Assignee: PPG Industries Inc
•
Filing: 1958-05-13
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Granted: 1962-03-20
•
Expires: 1978-05-13
Abstract
No abstract record available.
Inventors
- 👤 George E Eilerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:47
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/02; D02G3/16; D02G3/18; Y; Y10; Y10S; Y10S264/00; Y10S264/19; Y10S57/00; Y10S57/902; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T442/00; Y10T442/30; Y10T442/3049
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
IN A METHOD OF FORMING A GLASS FIBER, REINFORCED RESINOUS BODY WHICH COMPRISES FORMING GLASS FIBER STRANDS BY DRAWING THEM FROM MOLTEN GLASS THROUGH ORIFICES IN A BUSHING TO FORM INDIVIDUAL GLASS FILAMENTS, MOVING THE FILAMENTS AWAY FROM THE BUSHING AT A HIGH RATE OF SPEED
Claim 2
Dependent Claim
46 words
IN A METHOD OF FORMING A GLASS FIBER, REINFORCED RESINOUS BODY WHICH COMPRISES FORMING GLASS FIBER STRANDS BY DRAWING THEM FROM MOLTEN GLASS THROUGH ORIFICES IN A BUSHING TO FORM INDIVIDUAL GLASS FILAMENTS, MOVING THE FILAMENTS AWAY FROM THE BUSHING AT A HIGH RATE OF SPEED
References Cited (Backward Citations)
US2732883A
Cited
GB543434A
Cited
US2278207A
Cited
US2491526A
Cited
US2446976A
Cited
US2604688A
Cited
US2673824A
Cited
US2666038A
Cited
US2799598A
Cited
US2688007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-19 | 1965-09-18 | 1966-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-19 | 1969-09-18 | 1970-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-19 | 1973-09-18 | 1974-03-20 | $7700.00 | Window Closed / Lapsed |