Patent US2442860A successfully refreshed from Google Patents.
US2442860A
Expired / Lapsed
US
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Molding glass articles
Assignee: Westinghouse Electric Corp
•
Filing: 1942-10-10
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Granted: 1948-06-08
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Expires: 1962-10-10
Abstract
No abstract record available.
Inventors
- 👤 Henry K Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:43
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/24; H01J9/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US235529A
Cited
US796470A
Cited
US1149038A
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US1606276A
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US1861167A
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US2006818A
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US1965408A
Cited
US2030186A
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US2219574A
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US2131923A
Cited
US2177217A
Cited
US2134551A
Cited
US2148314A
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US2120836A
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US2215292A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-08 | 1951-12-08 | 1952-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-08 | 1955-12-08 | 1956-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-08 | 1959-12-08 | 1960-06-08 | $7700.00 | Window Closed / Lapsed |