Patent US3808303A successfully refreshed from Google Patents.
US3274562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Memory apparatus wherein the logical sum of address and data is stored at two addressable locations
Assignee: Unisys Corp
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Filing: 1963-01-30
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Granted: 1966-09-20
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Expires: 1983-01-30
Abstract
No abstract record available.
Inventors
- 👤 George B Strawbridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:23
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/38; G06F7/383; G06F16/00; G06F16/90; G06F16/901; G06F16/9017
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN COMBINATION: MEMORY APPARATUS COMPRISING A PLURALITY OF INDEPENDENTLY ACCESSIBLE ADDRESSABLE STORAGE REGISTERS, SAID MEMORY APPARATUS INCLUDING ADDRESSING MEANS FOR ACCESSING SELECTED ONES OF SAID ADDRESSABLE STORAGE LOCATIONS; RECEIVING MEANS FOR RECEIVING MANIFESTATIONS OF FIRST AND SECOND BINARY-CODED WORDS, EACH OF SAID WORDS INDICATIVE AT LEAST IN PART OF AN ADDRESS TO BE ACCESSED IN SAID MEMORY APPARATUS, SAID RECEIVING MEANS COUPLED TO SAID ADDRESSING MEANS; LOGICAL SUMMING MEANS COUPLED TO SAID RECEIVING MEANS FOR COMBINING THE MANIFESTATIONS OF SAID FIRST AND SECOND WORDS TO PROVIDE MANIFESTATIONS OF THE LOGICAL SUM THEREOF;
Claim 2
Dependent Claim
92 words
IN COMBINATION: MEMORY APPARATUS COMPRISING A PLURALITY OF INDEPENDENTLY ACCESSIBLE ADDRESSABLE STORAGE REGISTERS, SAID MEMORY APPARATUS INCLUDING ADDRESSING MEANS FOR ACCESSING SELECTED ONES OF SAID ADDRESSABLE STORAGE LOCATIONS; RECEIVING MEANS FOR RECEIVING MANIFESTATIONS OF FIRST AND SECOND BINARY-CODED WORDS, EACH OF SAID WORDS INDICATIVE AT LEAST IN PART OF AN ADDRESS TO BE ACCESSED IN SAID MEMORY APPARATUS, SAID RECEIVING MEANS COUPLED TO SAID ADDRESSING MEANS; LOGICAL SUMMING MEANS COUPLED TO SAID RECEIVING MEANS FOR COMBINING THE MANIFESTATIONS OF SAID FIRST AND SECOND WORDS TO PROVIDE MANIFESTATIONS OF THE LOGICAL SUM THEREOF;
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |