Patent US2442377A successfully refreshed from Google Patents.
US2442377A
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US
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Assignee: Individual
•
Filing: 1944-06-12
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Granted: 1948-06-01
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Expires: 1964-06-12
Abstract
No abstract record available.
Inventors
- 👤 Regele Charles Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:34
CPC Classifications
B; B65; B65F; B65F1/00; B65F1/14; B65F1/141; B65F1/1415; B65B; B65B67/00; B65B67/12; B65F1/16; B65F1/1623
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US130051A
Cited
US341545A
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US1322445A
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US1499146A
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US962874A
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US950456A
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US1083716A
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US1414575A
Cited
US1791097A
Cited
CH138535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-01 | 1951-12-01 | 1952-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-01 | 1955-12-01 | 1956-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-01 | 1959-12-01 | 1960-06-01 | $7700.00 | Window Closed / Lapsed |