Patent US2420003A successfully refreshed from Google Patents.
US2420003A
Expired / Lapsed
US
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Temperature control mold
Assignee: Miller Engineering Corp
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Filing: 1942-09-14
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Granted: 1947-05-06
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Expires: 1962-09-14
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:23
CPC Classifications
B; B22; B22D; B22D27/00; B22D27/04; Y; Y10; Y10S; Y10S164/00; Y10S164/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191217227A
Cited
US1301965A
Cited
US1650260A
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US1678655A
Cited
US1685545A
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US1685546A
Cited
US2244257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-05 | 1950-11-04 | 1951-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-05 | 1954-11-04 | 1955-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-05 | 1958-11-04 | 1959-05-06 | $7700.00 | Window Closed / Lapsed |