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Patent US2493260A successfully refreshed from Google Patents.
US2493260A
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US
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Method of feeding glass
Assignee: Corning Glass Works
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Filing: 1946-01-23
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Granted: 1950-01-03
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Expires: 1966-01-23
Abstract
No abstract record available.
Inventors
- 👤 Cyril T Paquette
- 👤 Lynn B Webb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:52
CPC Classifications
C; C03; C03B; C03B15/00; C03B15/14; C03B5/00; C03B5/16; C03B5/18; C03B5/187; C03B5/26; C03B5/262; C03B7/00; C03B7/08; C03B7/086
Claims Analysis
Total Claims: 0
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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) | 1953-01-02 | 1953-07-04 | 1954-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-02 | 1957-07-04 | 1958-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-02 | 1961-07-04 | 1962-01-03 | $7700.00 | Window Closed / Lapsed |