Patent US3300763A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3300763A Expired / Lapsed US ⏱️ 0.0 years remaining

Message exchange system utilizing time multiplexing and a plurality of different sized revolvers

Assignee: International Business Machines Corp
•
Filing: 1963-08-20
•
Granted: 1967-01-24
•
Expires: 1983-08-20
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

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.

References Cited (Backward Citations)

US2919429A Cited
US2995729A Cited
US2907009A Cited
US3117306A Cited
US3133268A Cited
US3095553A Cited
US3153776A Cited
US3229259A Cited
US3241125A Cited
US3202972A Cited

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

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag