Patent US2928716A successfully refreshed from Google Patents.
US2928716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing glass fibers with metal coatings
Assignee: Owens Corning
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Filing: 1952-11-05
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Granted: 1960-03-15
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Expires: 1972-11-05
Abstract
No abstract record available.
Inventors
- 👤 Harry B Whitehurst
- 👤 William H Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:20
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/42; C03C25/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN THE METHOD OF MAKING GLASS FIBERS WHICH COMPRISES, FLOWING A STREAM OF MOLTEN GLASS FROM A SUPPLY THEREOF, DRAWING OUT THE STREAM TO A FIBER AND COOLING THE STREAM AS IT IS DRAWN OUT TO SOLIDIFY IT IN THE FORM OF A FIBER, THE STEP OF FORMING A COATING OF METAL ON THE FIBER BY APPLYING MOLTEN METAL TO THE GLASS STREAM AT A PLACE ALONG THE STREAM WHERE THE GLASS OF THE STREAM IS AT A TEMPERATURE SUBSTANTIALLY THE SAME AS THE TEMPERATURE OF MOLTEM METAL IMMEDIATELY PRIOR TO ITS APPLICATION TO THE STREAM.
Claim 2
Dependent Claim
96 words
IN THE METHOD OF MAKING GLASS FIBERS WHICH COMPRISES, FLOWING A STREAM OF MOLTEN GLASS FROM A SUPPLY THEREOF, DRAWING OUT THE STREAM TO A FIBER AND COOLING THE STREAM AS IT IS DRAWN OUT TO SOLIDIFY IT IN THE FORM OF A FIBER, THE STEP OF FORMING A COATING OF METAL ON THE FIBER BY APPLYING MOLTEN METAL TO THE GLASS STREAM AT A PLACE ALONG THE STREAM WHERE THE GLASS OF THE STREAM IS AT A TEMPERATURE SUBSTANTIALLY THE SAME AS THE TEMPERATURE OF MOLTEM METAL IMMEDIATELY PRIOR TO ITS APPLICATION TO THE STREAM.
References Cited (Backward Citations)
US2053923A
Cited
FR840209A
Cited
US2272588A
Cited
US2224149A
Cited
US2373078A
Cited
US2616165A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |