Patent US3300763A successfully refreshed from Google Patents.
US3300763A
Expired / Lapsed
US
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Message exchange system utilizing time multiplexing and a plurality of different sized revolvers
Assignee: International Business Machines Corp
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Filing: 1963-08-20
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Granted: 1967-01-24
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Expires: 1983-08-20
Abstract
No abstract record available.
Inventors
- 👤 Henry G Hoehmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:48
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
101 words
A MESSAGE EXCHANGE SYSTEM COMPRISING AN INPUT FOR RECEIVING DATA CHARACTERS FROM A PLURALITY OF STATIONS ON A TIME MULTIPLEX BASIS, FIRST MEANS FOR SUPPLYING INFORMATION INDICATING THE DESIRED DESTINATION OF SAID CHARACTERS, A PLURALITY OF SINGLE CHARACTER DELAY ELEMENTS, A TRANSPORT DELAY ELEMENT HAVING ONE CHARACTER POSITION FOR EACH STATION, MEANS FOR STORING EACH MESSAGE CHARACTER IN A SINGLE CHARACTER DELAY ELEMENT AND FOR RECIRCULATING EACH MESSAGE CHARACTER THEREIN FOR ONE CYCLE OF SAID TRANSPORT DELAY ELEMENT, AND MEANS FOR TRANSFERRING MESSAGE CHARACTERS FROM SAID SINGLE CHARACTER DELAY ELEMENTS TO SAID TRANSPORT DELAY ELEMENT IN RESPONSE TO SAID FIRST MEANS.
Claim 2
Dependent Claim
101 words
A MESSAGE EXCHANGE SYSTEM COMPRISING AN INPUT FOR RECEIVING DATA CHARACTERS FROM A PLURALITY OF STATIONS ON A TIME MULTIPLEX BASIS, FIRST MEANS FOR SUPPLYING INFORMATION INDICATING THE DESIRED DESTINATION OF SAID CHARACTERS, A PLURALITY OF SINGLE CHARACTER DELAY ELEMENTS, A TRANSPORT DELAY ELEMENT HAVING ONE CHARACTER POSITION FOR EACH STATION, MEANS FOR STORING EACH MESSAGE CHARACTER IN A SINGLE CHARACTER DELAY ELEMENT AND FOR RECIRCULATING EACH MESSAGE CHARACTER THEREIN FOR ONE CYCLE OF SAID TRANSPORT DELAY ELEMENT, AND MEANS FOR TRANSFERRING MESSAGE CHARACTERS FROM SAID SINGLE CHARACTER DELAY ELEMENTS TO SAID TRANSPORT DELAY ELEMENT IN RESPONSE TO SAID FIRST MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |