Patent US2940747A successfully refreshed from Google Patents.
US2940747A
Expired / Lapsed
US
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Electric weighing and balancing system
Assignee: EDER ENGINEERING Co Inc
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Filing: 1956-11-30
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Granted: 1960-06-14
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Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Harvey P Eder
- 👤 Leo V Barrett
- 👤 Charles C Monk
- 👤 Richard P Oberlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:05
CPC Classifications
G; G01; G01G; G01G7/00; G01G7/02; G01G7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734736A
Cited
US2371040A
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US2623741A
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US2620657A
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US2631027A
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US2685200A
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US2683030A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |