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Patent US3113294A successfully refreshed from Google Patents.
US3113294A
Expired / Lapsed
US
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Binary digital data transmission systems
Assignee: Decca Ltd
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Filing: 1959-07-31
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Granted: 1963-12-03
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Expires: 1979-07-31
Abstract
No abstract record available.
Inventors
- 👤 Parker Bernhard Dollman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:02
CPC Classifications
H; H04; H04L; H04L1/00; H04L1/02; H04L5/00; H04L5/22; H04L5/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
APPARATUS FOR THE TRANSMISSION OF BINARY DIGITAL DATA IN SERIAL FORM COMPRISING FOUR TRANSMISSION CHANNELS FOR THE SEPARATE TRANSMISSION OF INFORMATION, CHANNEL SELECTOR MEANS RESPONSIVE TO INCOMING DIGITS FOR SEPARATING AND FEEDING THE SUCCESSIVE DIGITS OF INCOMING INFORMATION INTO THE FOUR CHANNELS SO THAT THE ODD DIGITS HAVE 0''S FED INTO THE FIRST CHANNEL AND 1''S FED INTO THE SECOND CHANNEL, WHILE EVEN DIGIT 0''S ARE FED INTO THE THIRD CHANNEL AND EVEN DIGIT 1''S INTO THE FOURTH CHANNEL, AND TRANSMISSION MEANS FOR TRANSMITTING THE INFORMATION IN SAID FOUR CHANNELS.
Claim 2
Dependent Claim
90 words
APPARATUS FOR THE TRANSMISSION OF BINARY DIGITAL DATA IN SERIAL FORM COMPRISING FOUR TRANSMISSION CHANNELS FOR THE SEPARATE TRANSMISSION OF INFORMATION, CHANNEL SELECTOR MEANS RESPONSIVE TO INCOMING DIGITS FOR SEPARATING AND FEEDING THE SUCCESSIVE DIGITS OF INCOMING INFORMATION INTO THE FOUR CHANNELS SO THAT THE ODD DIGITS HAVE 0''S FED INTO THE FIRST CHANNEL AND 1''S FED INTO THE SECOND CHANNEL, WHILE EVEN DIGIT 0''S ARE FED INTO THE THIRD CHANNEL AND EVEN DIGIT 1''S INTO THE FOURTH CHANNEL, AND TRANSMISSION MEANS FOR TRANSMITTING THE INFORMATION IN SAID FOUR CHANNELS.
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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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |