Patent US2330762A successfully refreshed from Google Patents.
US2330762A
Expired / Lapsed
US
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Molding machine
Assignee: Hoover Co
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Filing: 1941-06-06
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Granted: 1943-09-28
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Expires: 1961-06-06
Abstract
No abstract record available.
Inventors
- 👤 Kenneth O Tooker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:00
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/442; B29C33/444; B29C33/48; B29C37/00; B29C37/0003; B29C37/0014; B29C37/0017; B29D; B29D29/00; B29D99/00; B29D99/0053; B29K; B29K2021/00; B29L; B29L2031/00; B29L2031/26; B29L2031/709; B29L2031/7096; Y; Y10; Y10S; Y10S425/00; Y10S425/005; Y10S425/058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-09-27 | 1947-03-29 | 1947-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-27 | 1951-03-29 | 1951-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-27 | 1955-03-29 | 1955-09-28 | $7700.00 | Window Closed / Lapsed |