US2433032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple-mold rotary casting apparatus
Assignee: Chase Brass and Copper Co Inc
•
Filing: 1945-03-28
•
Granted: 1947-12-23
•
Expires: 1965-03-28
Abstract
No abstract record available.
Inventors
- 👤 Michael J Dempsey
- 👤 Frederick W Reher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:36
CPC Classifications
B; B22; B22D; B22D13/00; B22D13/06; B22D13/066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US543700A
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US1387864A
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US1498971A
Cited
US1490710A
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US1817483A
Cited
US1973550A
Cited
US2030482A
Cited
US2107041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-22 | 1951-06-23 | 1951-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-22 | 1955-06-23 | 1955-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-22 | 1959-06-23 | 1959-12-23 | $7700.00 | Window Closed / Lapsed |