US3105912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reversible counter with single input the polarity of which determines direction of count
Assignee: Clevite Corp
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Filing: 1960-01-08
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Granted: 1963-10-01
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Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 Ransford J Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:46
CPC Classifications
H; H03; H03K; H03K21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A COUNTER COMPRISING A FIRST SUPPLY LINE AND A SECOND AND THIRD SUPPLY LINES, A PLURALITY OF COUNTER STAGES EACH INCLUDING A FIRST AND A SECOND DEVICE OF THE TYPE HAVING A LOW CURRENG-HIGH IMPEDANCE STATE AND A HIGH CURRENT LOW IMPEDANCE STATE, SAID FIRST DEVICES BEING COUPLED BETWEEN SAID FIRST SUPPLY LINE AND SAID SECOND SUPPLY LINE, SAID SECOND DEVICES BEING COUPLED BETWEEN SAID FIRST SUPPLY LINE AND SAID THIRD SUPPLY LINE, MEANS ASSOCIATED WITH EACH SAID STAGE, WHEN ENERGIZED, FOR PRECONDITIONING A PRECEDING AND A SUCCEEDING STAGE, MEANS FOR DETERMINING A MODE OF OPERATION ASSOCIATED WITH SAID SECOND AND THIRD LINES, AND MEANS ASSOCIATED WITH SAID FIRST LINE FOR INITIATING AN OPERATION.
Claim 2
Dependent Claim
114 words
A COUNTER COMPRISING A FIRST SUPPLY LINE AND A SECOND AND THIRD SUPPLY LINES, A PLURALITY OF COUNTER STAGES EACH INCLUDING A FIRST AND A SECOND DEVICE OF THE TYPE HAVING A LOW CURRENG-HIGH IMPEDANCE STATE AND A HIGH CURRENT LOW IMPEDANCE STATE, SAID FIRST DEVICES BEING COUPLED BETWEEN SAID FIRST SUPPLY LINE AND SAID SECOND SUPPLY LINE, SAID SECOND DEVICES BEING COUPLED BETWEEN SAID FIRST SUPPLY LINE AND SAID THIRD SUPPLY LINE, MEANS ASSOCIATED WITH EACH SAID STAGE, WHEN ENERGIZED, FOR PRECONDITIONING A PRECEDING AND A SUCCEEDING STAGE, MEANS FOR DETERMINING A MODE OF OPERATION ASSOCIATED WITH SAID SECOND AND THIRD LINES, AND MEANS ASSOCIATED WITH SAID FIRST LINE FOR INITIATING AN OPERATION.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |