Patent US4878725A successfully refreshed from Google Patents.
Patent US3274560A successfully refreshed from Google Patents.
US3274560A
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Message handling system
Assignee: International Business Machines Corp
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Filing: 1962-09-12
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Granted: 1966-09-20
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Expires: 1982-09-12
Abstract
No abstract record available.
Inventors
- 👤 Gerry D Granito
- 👤 Lucius D Smith
- 👤 Dana R Spencer
- 👤 Thomas S Stafford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:00
CPC Classifications
G; G06; G06F; G06F13/00; G06F13/14; G06F13/20; G06F13/22; H; H04; H04L; H04L12/00; H04L12/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
A MESSAGE HANDLING SYSTEM COMPRISING: A PLURALITY OF DATA LINES; A PLURALITY OF UTILIZATION DEVICES RESPECTIVELY CONNECTED TO EACH SAID DATA LINE; A DATA MEMORY, SAID MEMORY HAVING ADDRESSABLE LOCATIONS FOR STORING DATA MESSAGES; CONTROL MEANS FOR PLACING EACH SAID LINES IN ONE OR THE OTHER OF TWO MODES FOR TRANSFER OF DATA TO OR FROM AN ASSOCIATED UTILIZATION DEVICE AND ONE OF SAID MEMORY LOCATIONS AS REQUIRED; MEANS FOR RECOGNIZING THAT A COMPLETED MESSAGE IS READY FOR TRANSFER FROM ONE OF SAID MEMORY LOCATIONS TO ONE OF SAID LINES; MEANS, RESPONSIVE TO SAID CONTROL MEANS AND SAID COMPLETED MESSAGE RECOGNITION MEANS, FOR EFFECTING IMMEDIATE TRANSFER OF SAID MESSAGE IF SAID LINE IS NOT PRESENTLY IN ONE OF SAID MODES.
Claim 2
Dependent Claim
120 words
A MESSAGE HANDLING SYSTEM COMPRISING: A PLURALITY OF DATA LINES; A PLURALITY OF UTILIZATION DEVICES RESPECTIVELY CONNECTED TO EACH SAID DATA LINE; A DATA MEMORY, SAID MEMORY HAVING ADDRESSABLE LOCATIONS FOR STORING DATA MESSAGES; CONTROL MEANS FOR PLACING EACH SAID LINES IN ONE OR THE OTHER OF TWO MODES FOR TRANSFER OF DATA TO OR FROM AN ASSOCIATED UTILIZATION DEVICE AND ONE OF SAID MEMORY LOCATIONS AS REQUIRED; MEANS FOR RECOGNIZING THAT A COMPLETED MESSAGE IS READY FOR TRANSFER FROM ONE OF SAID MEMORY LOCATIONS TO ONE OF SAID LINES; MEANS, RESPONSIVE TO SAID CONTROL MEANS AND SAID COMPLETED MESSAGE RECOGNITION MEANS, FOR EFFECTING IMMEDIATE TRANSFER OF SAID MESSAGE IF SAID LINE IS NOT PRESENTLY IN ONE OF SAID MODES.
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) | 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 |