Patent US3393802A successfully refreshed from Google Patents.
Patent US2360000A successfully refreshed from Google Patents.
US2360000A
Expired / Lapsed
US
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Injection molding unit
Assignee: Hydraulic Development Corp Inc
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Filing: 1940-10-24
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Granted: 1944-10-10
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Expires: 1960-10-24
Abstract
No abstract record available.
Inventors
- 👤 Ira B Lawyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:32
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/17; B29C45/46; B29C45/58; B29C45/586; B29C45/1753; B29C45/20; B29C45/53; B65; B65C; B65C9/00; B65C9/20; B65C9/22
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) | 1947-10-10 | 1948-04-10 | 1948-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-10-10 | 1952-04-10 | 1952-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-10-10 | 1956-04-10 | 1956-10-10 | $7700.00 | Window Closed / Lapsed |