US2423914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for molding plastic materials
Assignee: Clearing Machine Corp
•
Filing: 1941-03-05
•
Granted: 1947-07-15
•
Expires: 1961-03-05
Abstract
No abstract record available.
Inventors
- 👤 George W Wacker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:00
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/462; B29C45/463; B29C45/03; Y; Y10; Y10S; Y10S425/00; Y10S425/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE437337C
Cited
US381553A
Cited
US934083A
Cited
GB357992A
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US1943680A
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US2060224A
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US2111857A
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US2088134A
Cited
US2015462A
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DE634564C
Cited
GB442990A
Cited
US2161588A
Cited
US2183983A
Cited
US2107190A
Cited
GB501809A
Cited
US2182400A
Cited
US2269880A
Cited
US2191882A
Cited
US2145956A
Cited
US2246414A
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US2174847A
Cited
US2214308A
Cited
US2182059A
Cited
US2327079A
Cited
US2193395A
Cited
US2253822A
Cited
US2232104A
Cited
US2252107A
Cited
US2287277A
Cited
US2268949A
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US2273516A
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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) | 1950-07-14 | 1951-01-13 | 1951-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-14 | 1955-01-13 | 1955-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-14 | 1959-01-13 | 1959-07-15 | $7700.00 | Window Closed / Lapsed |