US2963739A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of applying metal to glas filaments and apparatus therefor
Assignee: Owens Corning
•
Filing: 1952-11-26
•
Granted: 1960-12-13
•
Expires: 1972-11-26
Abstract
No abstract record available.
Inventors
- 👤 Harry B Whitehurst
- 👤 William H Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:46
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/70; H01J29/701; C; C23; C23C; C23C2/00; C23C2/34; C23C2/36; C23C2/38; Y; Y10; Y10S; Y10S118/00; Y10S118/19; Y10T; Y10T29/00; Y10T29/49; Y10T29/49801
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1318871A
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US1496309A
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US2007441A
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US2162980A
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US2413413A
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US2373078A
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US2699415A
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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) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |