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US2582876A
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Optical projecting precision balance
Assignee: Individual
•
Filing: 1950-04-13
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Granted: 1952-01-15
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Expires: 1970-04-13
Abstract
No abstract record available.
Inventors
- 👤 Meinig Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:26
CPC Classifications
G; G01; G01G; G01G23/00; G01G23/18; G01G23/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE510003C
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US1207291A
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US1357731A
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US1562936A
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US2160847A
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US2388912A
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US2417392A
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US2456711A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |