US2969968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic scales
Assignee: Individual
•
Filing: 1954-01-28
•
Granted: 1961-01-31
•
Expires: 1974-01-28
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:05
CPC Classifications
G; G01; G01G; G01G5/00; G01G5/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2704661A
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US1458920A
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GB195793A
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US1822463A
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US2051042A
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US2060890A
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US2269969A
Cited
US2577100A
Cited
US2534766A
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US2684594A
Cited
US2830804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |