Patent US4013071A successfully refreshed from Google Patents.
Patent US3582931A successfully refreshed from Google Patents.
Patent US3287705A successfully refreshed from Google Patents.
US3287705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Computer system
Assignee: RCA Corp
•
Filing: 1963-03-07
•
Granted: 1966-11-22
•
Expires: 1983-03-07
Abstract
No abstract record available.
Inventors
- 👤 Rosenblatt Murray
- 👤 David E Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:33
CPC Classifications
G; G06; G06F; G06F15/00; G06F15/16; G06F15/163; G06F15/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
209 words
IN A SYSTEM INCLUDING TWO SIMILAR INDEPENDENT COMPUTERS EACH INCLUDING A MEMORY, A DATA BUS AND A CENTRAL PROCESSOR FOR CONTROLLING THE FLOW OF WORDS THEREIN IN THE PERFORMANCE OF PROGRAMS, SAID CENTRAL DATA PROCESSOR IN EACH COMPUTER INCLUDING A PROGRAM INTERRUPT MEANS FOR INTERRUPTING THE PERFORMANCE OF A PROGRAM AT AN INTERRUPTABLE POINT AND ENTERING INTO THE PERFORMANCE OF A COMPUTER-TO-COMPUTER TRANSFER PROGRAM, THE COMBINATION OF FIRST CROSS CONNECTION MEANS CONNECTING THE CENTRAL DATA PROCESSOR OF EACH COMPUTER TO THE PROGRAM INTERRUPT MEANS IN THE CENTRAL DATA PROCESSOR OF THE OTHER COMPUTER FOR SENDING A COMMUNICATION REQUEST SIGNAL TO CAUSE THE REQUEST-RECEIVING COMPUTER TO ENTER INTO A COMPUTER-TO-COMPUTER TRANSFER PROGRAM, A COMPUTER-TO-COMPUTER TRANSFER BUS, A SEND AND RECEIVE MEANS IN EACH COMPUTER OPERATIVE IN RESPONSE TO THE EXECUTION ON THE COMPUTER-TO-COMPUTER TRANSFER PROGRAM OF THE RESPECTIVE COMPUTER TO CAUSE A WORD TO BE TRANSFERRED FROM THE DATA BUS OF ONE COMPUTER THROUGH THE TRANSFER BUS TO THE DATA BUS OF THE OTHER COMPUTER, AND SECOND CROSS CONNECTED MEANS CROSS CONNECTING THE SEND AND RECEIVE MEANS ASSOCIATED WITH THE TWO COMPUTERS IN AN INTERLOCKING FASHION TO PREVENT THE SENDING BY A SENDING COMPUTER OF A SUBSEQUENT WORD UNTIL AFTER A PRECEDING WORD HAS BEEN ACCEPTED BY THE RECEIVING COMPUTER.
Claim 2
Dependent Claim
209 words
IN A SYSTEM INCLUDING TWO SIMILAR INDEPENDENT COMPUTERS EACH INCLUDING A MEMORY, A DATA BUS AND A CENTRAL PROCESSOR FOR CONTROLLING THE FLOW OF WORDS THEREIN IN THE PERFORMANCE OF PROGRAMS, SAID CENTRAL DATA PROCESSOR IN EACH COMPUTER INCLUDING A PROGRAM INTERRUPT MEANS FOR INTERRUPTING THE PERFORMANCE OF A PROGRAM AT AN INTERRUPTABLE POINT AND ENTERING INTO THE PERFORMANCE OF A COMPUTER-TO-COMPUTER TRANSFER PROGRAM, THE COMBINATION OF FIRST CROSS CONNECTION MEANS CONNECTING THE CENTRAL DATA PROCESSOR OF EACH COMPUTER TO THE PROGRAM INTERRUPT MEANS IN THE CENTRAL DATA PROCESSOR OF THE OTHER COMPUTER FOR SENDING A COMMUNICATION REQUEST SIGNAL TO CAUSE THE REQUEST-RECEIVING COMPUTER TO ENTER INTO A COMPUTER-TO-COMPUTER TRANSFER PROGRAM, A COMPUTER-TO-COMPUTER TRANSFER BUS, A SEND AND RECEIVE MEANS IN EACH COMPUTER OPERATIVE IN RESPONSE TO THE EXECUTION ON THE COMPUTER-TO-COMPUTER TRANSFER PROGRAM OF THE RESPECTIVE COMPUTER TO CAUSE A WORD TO BE TRANSFERRED FROM THE DATA BUS OF ONE COMPUTER THROUGH THE TRANSFER BUS TO THE DATA BUS OF THE OTHER COMPUTER, AND SECOND CROSS CONNECTED MEANS CROSS CONNECTING THE SEND AND RECEIVE MEANS ASSOCIATED WITH THE TWO COMPUTERS IN AN INTERLOCKING FASHION TO PREVENT THE SENDING BY A SENDING COMPUTER OF A SUBSEQUENT WORD UNTIL AFTER A PRECEDING WORD HAS BEEN ACCEPTED BY THE RECEIVING COMPUTER.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |