US2466604A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Press reversing linkage system
Assignee: HPM Development Corp
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Filing: 1944-11-06
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Granted: 1949-04-05
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Expires: 1964-11-06
Abstract
No abstract record available.
Inventors
- 👤 Howard F Macmillin
- 👤 George A Waldie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:20
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/16; B30B15/18; C; C25; C25D; C25D3/00; C25D3/02; C25D3/34; C25D3/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |