US2561321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic weighing cell
Assignee: Baldwin Lima Hamilton Corp
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Filing: 1949-05-21
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Granted: 1951-07-17
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Expires: 1969-05-21
Abstract
No abstract record available.
Inventors
- 👤 Malcolm C Tate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:10
CPC Classifications
G; G01; G01G; G01G5/00; G01G5/003; G01L; G01L1/00; G01L1/02
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) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |