US2667136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic machine
Assignee: Hydropress Inc
•
Filing: 1950-08-11
•
Granted: 1954-01-26
•
Expires: 1970-08-11
Abstract
No abstract record available.
Inventors
- 👤 Reymond M Reichl
- 👤 Singer Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:31
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/02; B21D26/033; B21D26/045; B21D26/039; G; G01; G01M; G01M3/00; G01M3/02; G01M3/26; G01M3/28; G01M3/2846
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US410000A
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US424800A
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US577015A
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US1511695A
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US1795358A
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US1879009A
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US1804002A
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US1930745A
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US1973622A
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US2038304A
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GB544466A
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US2375763A
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US2359167A
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US2394630A
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US2519837A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |