US3344401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inquiry system
Assignee: Unisys Corp
•
Filing: 1963-03-15
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Granted: 1967-09-26
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Expires: 1983-03-15
Abstract
No abstract record available.
Inventors
- 👤 Duncan N Macdonald
- 👤 Frederick L Fox
- 👤 Iver C Hansen
- 👤 Richard S Shays
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:39
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/16; G06F13/00; G06F13/14; G06F13/20; G06F13/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
276 words
IN A INQUIRY SYSTEM INCLUDING A DIGITAL COMPUTER HAVING A MEMORY THEREFOR AND FOR RECEIVING A DIGITAL INQUIRY MESSAGE AND FOR FORMING A DIGITAL REPLY MESSAGE TO THE INQUIRY MESSAGE, THE MESSAGES RECEIVED AND FORMED BY THE COMPUTER BEING CHARACTERIZED AS SERIAL-BY-CHARACTER AND PARALLEL-BY-BIT AND ARRANGED IN A COMPUTER CODE, PLURALITY OF INQUIRY DEVICES ARRANGED FOR INDEPENDENTLY PROVIDING A COMPLETE DIGITAL INQUIRY MESSAGE TO THE COMPUTER AND FOR RECEIVING A DIGITAL REPLY MESSAGE TO THE COMTHE COMPUTER, THE MESSAGES PROVIDED AND RECEIVED BY THE INQUIRY DEVICES BEING CHARACTERIZED AS SERIAL-BY-CHARACTER AND SERIAL-BY-BIT AND ARRANGED IN AN INQUIRY CODE, A BUFFER MEMORY SYSTEM COUPLED IN BETWEEN THE COMPUTER AND INQUIRY MEANS FOR TEMPORARILY STORING A COMPLETE DIGITAL REPLY MESSAGE AND A COMPLETE INQUIRY MESSAGE PROVIDED BY THE COMPUTER AND INQUIRY DEVICES RESPECTIVELY, A TERMINAL DEVICE FOR EACH INQUIRY DEVICE INCLUDING MEANS FOR RECEIVING AN INQUIRY MESSAGE SERIAL-BY-CHARACTER AND SERIAL-BY-BIT FROM THE CORRESPONDING INQUIRY DEVICE AND FOR CONVERTING THE INQUIRY MESSAGES TO SIGNALS SERIAL-BYCHARACTER AND PARALLEL-BY-BIT AND FOR PROVIDING SAME TO THE BUFFER MEMORY SYSTEM FOR STORAGE, MEANS FOR READING A STORED COMPUTER CODED INQUIRY MESSAGE OUT OF THE BUFFER MEMORY SYSTEM AND FOR PROVIDING SUCH INQUIRY MESSAGE TO THE COMPUTER SERIAL-BY-CHARACTER AND PARALLELBY-BIT INCLUDING MEANS FOR STORING A COMPUTER CODED REPLY MESSAGE PROVIDED BY THE COMPUTER RESPONSIVE TO AN INQUIRY MESSAGE SERIAL-BY-CHARACTER PARALLEL-BY-BIT, MEANS FOR READING A STORED COMPUTER CODED REPLY MESSAGE OUT OF THE BUFFER MEMORY SYSTEM AND FOR PROVIDING SUCH REPLY MESSAGE SERIAL-BY-CHARACTER PARALLEL-BY-BIT TO THE SAME TERMINAL MEANS FROM WHICH THE CORRESPONDING INQUIRY MESSAGE WAS RECEIVED, SAID TERMINAL DEVICE INCLUDING MEANS FOR CONVERTING THE REPLY MESSAGES RECEIVED THEREBY TO A MESSAGE SERIAL-BY-CHARACTER AND SERIAL-BY-BIT.
References Cited (Backward Citations)
US3029414A
Cited
US3061192A
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US3200380A
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US3253263A
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US3181124A
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US3202972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |