Patent FR1235381A successfully refreshed from Google Patents.
Patent US3256514A successfully refreshed from Google Patents.
US3256514A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Information transfer system
Assignee: Digitronics Corp
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Filing: 1962-09-13
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Granted: 1966-06-14
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Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 Leonard Eugene
- 👤 Edward M Richards
- 👤 Berezin Evelyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:06
CPC Classifications
H; H04; H04L; H04L1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A SYSTEM FOR TRANSFERRING INFORMATION COMPRISING: FIRST, SECOND, THIRD AND FOURTH UNITS; SAID FIRST UNIT INCLUDING FIRST TRANSMITTING MEANS FOR TRANSMITTING INFORMATION TO SAID SECOND UNIT; SAID SECOND UNIT INCLUDING FIRST RECEIVING MEANS FOR RECEIVING INFORMATION FROM SAID FIRST UNIT, FIRST ERROR CHECKING MEANS FOR DETECTING ERRORS IN THE RECEIVED INFORMATION, SECOND TRAMSNITTING MEANS FOR TRANSMITTING THE INFORMATION RECEIVED BY SAID FIRST RECEIVING MEANS TO SAID THIRD UNIT, FIRST CONTROL MEANS RESPONDIVE TO SAID FIRST ERROR CHECKING MEANS FOR CAUSING RETRANSMISIONS OF THE INFORMATION FROM SAID FIRST UNIT TO SAID SECOND UNIT WHEN AN ERROR IS DETECTED AND FOR ACTIVATING SAID SECOND TRANSMITTING MEANS WHEN NO ERROR IS DETECTED, AND SECOND ERROR CHECKING MEANS FOR DETECTING ERRORS IN THE INFORMATION TRANSMITTED TO SAID THIRD UNIT; SAID THIRD UNIT INCLUDING SECOND RECEIVING MEANS FOR RECEIVING THE INFORMATION TRANSMITTED BY SAID SECOND UNIT, THIRD ERROR CHECKING MEANS FOR DETECTING ERRORS IN THE RECEIVED INFORMATION, AND DIRECTING MEANS RESPONSIVE TO SAID THIRD ERROR CHECKING MEANS DETECTING ERROR FOR DIRECTING A RETRANSMISSION OF THE INFORMATION ULTIMATELY TO SAID THIRD UNIT; AND SECOND CONTROL MEANS IN SAID SECOND UNIT RESPONSIVE TO THE DIRECTING MEANS OF SAID THIRD UNIT AND TO SAID SECOND ERROR CHECKING MEANS TO CAUSE SAID SECOND
Claim 2
Independent Claim
204 words
A SYSTEM FOR TRANSFERRING INFORMATION COMPRISING: FIRST, SECOND, THIRD AND FOURTH UNITS; SAID FIRST UNIT INCLUDING FIRST TRANSMITTING MEANS FOR TRANSMITTING INFORMATION TO SAID SECOND UNIT; SAID SECOND UNIT INCLUDING FIRST RECEIVING MEANS FOR RECEIVING INFORMATION FROM SAID FIRST UNIT, FIRST ERROR CHECKING MEANS FOR DETECTING ERRORS IN THE RECEIVED INFORMATION, SECOND TRAMSNITTING MEANS FOR TRANSMITTING THE INFORMATION RECEIVED BY SAID FIRST RECEIVING MEANS TO SAID THIRD UNIT, FIRST CONTROL MEANS RESPONDIVE TO SAID FIRST ERROR CHECKING MEANS FOR CAUSING RETRANSMISIONS OF THE INFORMATION FROM SAID FIRST UNIT TO SAID SECOND UNIT WHEN AN ERROR IS DETECTED AND FOR ACTIVATING SAID SECOND TRANSMITTING MEANS WHEN NO ERROR IS DETECTED, AND SECOND ERROR CHECKING MEANS FOR DETECTING ERRORS IN THE INFORMATION TRANSMITTED TO SAID THIRD UNIT; SAID THIRD UNIT INCLUDING SECOND RECEIVING MEANS FOR RECEIVING THE INFORMATION TRANSMITTED BY SAID SECOND UNIT, THIRD ERROR CHECKING MEANS FOR DETECTING ERRORS IN THE RECEIVED INFORMATION, AND DIRECTING MEANS RESPONSIVE TO SAID THIRD ERROR CHECKING MEANS DETECTING ERROR FOR DIRECTING A RETRANSMISSION OF THE INFORMATION ULTIMATELY TO SAID THIRD UNIT; AND SECOND CONTROL MEANS IN SAID SECOND UNIT RESPONSIVE TO THE DIRECTING MEANS OF SAID THIRD UNIT AND TO SAID SECOND ERROR CHECKING MEANS TO CAUSE SAID SECOND
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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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |