US3222649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital computer with indirect addressing
Assignee: Unisys Corp
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Filing: 1961-02-13
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Granted: 1965-12-07
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Expires: 1981-02-13
Abstract
No abstract record available.
Inventors
- 👤 Paul D King
- 👤 Robert S Barton
- 👤 Jack N Merner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:18
CPC Classifications
G; G06; G06F; G06F9/00; G06F9/06; G06F9/30; G06F9/30145; G06F9/3016; G06F9/30167
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
IN A COMPUTER IN WHICH A STRING OF DIGITALLY CODED PROGRAM SYLLABLES ARE EXECUTED IN SEQUENCE, THE SYLLABLES BEING OF A PLURALITY OF DIFFERENT TYPES DESIGNATED BY A FIRST GROUP OF DIGITS IN EACH PROGRAM SYLLABLE, THE COMBINATION COMPRISING A PROGRAM REGISTER FOR STORING A PROGRAM SYLLABLE WHILE IT IS BEING EXECUTED BY THE COMPUTER, A MAIN STORAGE DEVICE FOR STORING DIGITALLY CODED WORDS IN ADDRESSABLE LOCATIONS, A TEMPORARY STORAGE DEVICE INCLUDING FIRST AND SECOND REGISTERS FOR STORING AN INDEFINITE NUMBER OF DIGITALLY CODED WORDS, DECODING MEANS COUPLED TO THE PROGRAM REGISTER AND RESPONSIVE TO SAID FIRST GROUP OF DIGITS IN THE PROGRAM SYLLABLE FOR GENERATING SIGNALS INDICATIVE OF THE TYPE OF SYLLABLE IN THE PROGRAM REGISTER, MEANS RESPONSIVE TO THE SIGNAL FROM THE DECODING MEANS WHEN EITHER OF TWO SYLLABLE TYPES IS IN THE PROGRAM REGISTER FOR TRANSFERRING A WORD FROM THE MAIN MEMORY TO ONE OF THE REGISTERS IN THE TEMPORARY STORAGE DEVICE, THE TRANSFERRNG MEANS INCLUDING MEANS COUPLED TO THE PROGRAM REGISTER AND RESPONSIVE TO A SECOND GROUP OF DIGITS IN THE PROGRAM SYLLABLE FOR ADDRESSING THE DESIRED WORD IN THE MAIN MEMORY ACCORDING TO SAID SECOND GROUP OF DIGITS, AN ADDER HAVING TWO INPUTS COUPLED RESPECTIVELY TO THE
Claim 2
Dependent Claim
202 words
IN A COMPUTER IN WHICH A STRING OF DIGITALLY CODED PROGRAM SYLLABLES ARE EXECUTED IN SEQUENCE, THE SYLLABLES BEING OF A PLURALITY OF DIFFERENT TYPES DESIGNATED BY A FIRST GROUP OF DIGITS IN EACH PROGRAM SYLLABLE, THE COMBINATION COMPRISING A PROGRAM REGISTER FOR STORING A PROGRAM SYLLABLE WHILE IT IS BEING EXECUTED BY THE COMPUTER, A MAIN STORAGE DEVICE FOR STORING DIGITALLY CODED WORDS IN ADDRESSABLE LOCATIONS, A TEMPORARY STORAGE DEVICE INCLUDING FIRST AND SECOND REGISTERS FOR STORING AN INDEFINITE NUMBER OF DIGITALLY CODED WORDS, DECODING MEANS COUPLED TO THE PROGRAM REGISTER AND RESPONSIVE TO SAID FIRST GROUP OF DIGITS IN THE PROGRAM SYLLABLE FOR GENERATING SIGNALS INDICATIVE OF THE TYPE OF SYLLABLE IN THE PROGRAM REGISTER, MEANS RESPONSIVE TO THE SIGNAL FROM THE DECODING MEANS WHEN EITHER OF TWO SYLLABLE TYPES IS IN THE PROGRAM REGISTER FOR TRANSFERRING A WORD FROM THE MAIN MEMORY TO ONE OF THE REGISTERS IN THE TEMPORARY STORAGE DEVICE, THE TRANSFERRNG MEANS INCLUDING MEANS COUPLED TO THE PROGRAM REGISTER AND RESPONSIVE TO A SECOND GROUP OF DIGITS IN THE PROGRAM SYLLABLE FOR ADDRESSING THE DESIRED WORD IN THE MAIN MEMORY ACCORDING TO SAID SECOND GROUP OF DIGITS, AN ADDER HAVING TWO INPUTS COUPLED RESPECTIVELY TO THE
References Cited (Backward Citations)
US3015441A
Cited
US3036773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |