Patent US2593771A successfully refreshed from Google Patents.
US2593771A
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Apparatus for the manufacture of glass articles
Assignee: Westinghouse Electric Corp
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Filing: 1946-04-17
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Granted: 1952-04-22
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Expires: 1966-04-17
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Laidig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:23
CPC Classifications
C; C03; C03B; C03B9/00; C03B9/13; C03B9/14; C03B9/193; C03B9/195
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US529665A
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US688924A
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US774708A
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US1736767A
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US1896870A
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US1914169A
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US2047023A
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US2116450A
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US2091238A
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US2201049A
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US2393265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |