Patent US2970292A successfully refreshed from Google Patents.
US2970292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary scale reading system
Assignee: Individual
•
Filing: 1956-10-22
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Granted: 1961-01-31
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Expires: 1976-10-22
Abstract
No abstract record available.
Inventors
- 👤 Waldo H Kliever
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:34
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/06; G06F7/00; G06F7/02; G06F7/026
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) | 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 |