Patent US3358125A successfully refreshed from Google Patents.
US3358125A
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Circuit for displaying the decimal location in electronic type arithmetical computing devices, particularly in connection with digital data readout devices on decimal indicators
Assignee: Ind Machine Elettroniche I M E
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Filing: 1964-10-14
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Granted: 1967-12-12
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Expires: 1984-10-14
Abstract
No abstract record available.
Inventors
- 👤 Rinaldi Massimo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:03
CPC Classifications
H; H03; H03K; H03K21/00; H03K21/08; G; G06; G06F; G06F3/00; G06F3/01; G06F3/02; G06F3/023; G06F3/027; G06F3/14; G06F3/1407
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A CIRCUIT FOR INDICATING THE DECIMAL LOCATION IN ARITHMETICAL COMPUTING ELECTRONIC TYPE DEVICES, PARTICULARLY IN CONNECTION WITH READOUT DEVICES FOR DIGITAL DATA ON DECIMAL INDICATORS, CHARACTERIZED IN COMPRISING A SET OF INDICATOR TUBES FOR THE DECIMAL LOCATIONS; A FIRST COUNTER AND A SECOND COUNTER OF THE DECIMAL LOCATIONS, OPERATIVELY COUPLED TO SAID TUBES; MEANS FOR ENTERING THE FACTORS, OPERATIVELY COUPLED TO THE INPUTS OF SAID COUNTERS IN ORDER TO COUNT THE NUMBER OF ENTERED DECIMALS; SAID FIRST CITED COUNTER BEING A UNIDIERCTIONAL COUNTER AND SECOND CITED COUNTER BEING A REVERSIBLE COUNTER; AND MEANS TO CHANGE THE DIRECTION OF COUNTING OF SAID SECOND COUNTER IN ORDER TO INCREASE OR DECREASE ITS CONTENT THROUGH THE NUMBER OF DECIMAL LOCATIONS OF A SECOND FACTOR ACCORDING TO THE LATTER BEING THE SECOND FACTOR OF A MULTIPLICATION OPERATION OR OF A DIVISION OPERATION.
Claim 2
Dependent Claim
138 words
A CIRCUIT FOR INDICATING THE DECIMAL LOCATION IN ARITHMETICAL COMPUTING ELECTRONIC TYPE DEVICES, PARTICULARLY IN CONNECTION WITH READOUT DEVICES FOR DIGITAL DATA ON DECIMAL INDICATORS, CHARACTERIZED IN COMPRISING A SET OF INDICATOR TUBES FOR THE DECIMAL LOCATIONS; A FIRST COUNTER AND A SECOND COUNTER OF THE DECIMAL LOCATIONS, OPERATIVELY COUPLED TO SAID TUBES; MEANS FOR ENTERING THE FACTORS, OPERATIVELY COUPLED TO THE INPUTS OF SAID COUNTERS IN ORDER TO COUNT THE NUMBER OF ENTERED DECIMALS; SAID FIRST CITED COUNTER BEING A UNIDIERCTIONAL COUNTER AND SECOND CITED COUNTER BEING A REVERSIBLE COUNTER; AND MEANS TO CHANGE THE DIRECTION OF COUNTING OF SAID SECOND COUNTER IN ORDER TO INCREASE OR DECREASE ITS CONTENT THROUGH THE NUMBER OF DECIMAL LOCATIONS OF A SECOND FACTOR ACCORDING TO THE LATTER BEING THE SECOND FACTOR OF A MULTIPLICATION OPERATION OR OF A DIVISION 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) | 1970-12-11 | 1971-06-12 | 1971-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-11 | 1975-06-12 | 1975-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-11 | 1979-06-12 | 1979-12-12 | $7700.00 | Window Closed / Lapsed |