Patent DE406832C successfully refreshed from Google Patents.
US2934458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for coating filaments of glass
Assignee: Goodrich Corp
•
Filing: 1953-05-21
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Granted: 1960-04-26
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Expires: 1973-05-21
Abstract
No abstract record available.
Inventors
- 👤 Chester B Budd
- 👤 David E Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:21
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/34; C23C2/36; C23C2/38; Y; Y10; Y10S; Y10S118/00; Y10S118/19
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A METHOD FOR COATING A GLASS FILAMENT IN AIR WITH A COATING OF METAL WHICH COMPRISES SUPPLYING MOLTEN METAL TO PASSAE OF CAPILLIARY DIMENSIONS WHEREBY ONLY A SMALL QUANTITY OF SAID MOLTEN COATING METAL IS EXPOSED TO AIR AT THE ORIFICE OF SAID PASSAGE, SUPPLYING HEAT TO
Claim 2
Independent Claim
47 words
A METHOD FOR COATING A GLASS FILAMENT IN AIR WITH A COATING OF METAL WHICH COMPRISES SUPPLYING MOLTEN METAL TO PASSAE OF CAPILLIARY DIMENSIONS WHEREBY ONLY A SMALL QUANTITY OF SAID MOLTEN COATING METAL IS EXPOSED TO AIR AT THE ORIFICE OF SAID PASSAGE, SUPPLYING HEAT TO
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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) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |