US3268312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making coated glass fiber combinations
Assignee: Owens Corning
•
Filing: 1965-06-17
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Granted: 1966-08-23
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Expires: 1985-06-17
Abstract
No abstract record available.
Inventors
- 👤 Alberta B Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:11
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/12; C03C25/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
THE METHOD OF MAKING FLEXIBLE COATED GLASS-FIBER STRANDS OF GLASS FIBERS COATED WITH DISSIMILAR MATERIALS COMPRISING FLOWING STREAMS OF GLASS FROM A SOURCE OF MOLTEN GLASS, ATTENUATING SAID STREAMS INTO FIBERS WHILE IN A STATE OF PLASTICITY, SEPARATING THE STREAMS INTO GROUPS CORRESPONDING IN NUMBER TO AT LEST THE NUMBER OF COATING
Claim 2
Independent Claim
52 words
THE METHOD OF MAKING FLEXIBLE COATED GLASS-FIBER STRANDS OF GLASS FIBERS COATED WITH DISSIMILAR MATERIALS COMPRISING FLOWING STREAMS OF GLASS FROM A SOURCE OF MOLTEN GLASS, ATTENUATING SAID STREAMS INTO FIBERS WHILE IN A STATE OF PLASTICITY, SEPARATING THE STREAMS INTO GROUPS CORRESPONDING IN NUMBER TO AT LEST THE NUMBER OF COATING
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |