US3406771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for weighing railroad cars in motion
Assignee: RAILROAD MACHINERY DEV CORP
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Filing: 1965-10-22
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Granted: 1968-10-22
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Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Rogers Edward Laurence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:59
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/02; G01G19/04; G01G19/045; G01G19/047; G01G23/00; G01G23/18; G01G23/36; G01G23/37
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3101800A
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US3106259A
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US3063635A
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US3192535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-22 | 1972-04-22 | 1972-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-22 | 1976-04-22 | 1976-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-22 | 1980-04-22 | 1980-10-22 | $7700.00 | Window Closed / Lapsed |