US3300596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Character generation matrix
Assignee: AT&T Teletype Corp
•
Filing: 1965-04-02
•
Granted: 1967-01-24
•
Expires: 1985-04-02
Abstract
No abstract record available.
Inventors
- 👤 James A Johnsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:23
CPC Classifications
H; H04; H04L; H04L12/00; H04L12/02; H04L12/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A CHARACTER GENERATION DEVICE INCLUDING: A PLURALITY OF ELECTRICAL CONNECTORS EACH FORMING AN OUTPUT FOR AN INDIVIDUAL BIT IN THE CHARACTERS TO BE GENERATED; AT LEAST ONE MATRIX CARD HAVING A COMMON BUS STRIP AND A PLURALITY OF CODE STRIPS EACH INDIVIDUAL TO A PARTICULAR BIT IN THE CHARACTERS TO BE GENERATED, EACH OF THE CONNECTORS BEING IN ELECTRICAL CONTACT WITH ONE OF THE CODE STRIPS AND BEING OUT OF ELECTRICAL CONTACT WITH THE COMMON BUS STRIP; A PLURALITY OF MEANS FOR CONNECTING SELECTED ONES OF THE CODE STRIPS TO THE COMMON BUS STRIP THEREBY CONNECTING THE BUS STRIP TO THE CONNECTORS WHICH ARE IN CONTACT WITH THE SELECTED CODE STRIPS AND CHANGING THE BITS INDIVIDUAL TO THE CONNECTED CODE STRIPS FROM ONE STATE TO ANOTHER; AND MEANS FOR POSITIONING EACH OF THE CONNECTING MEANS IN INDIVIDUAL ASSOCIATION WITH ONE OF THE CODE STRIPS AND FOR ENABLING EACH OF THE CONNECTING MEANS FOR INDIVIDUAL MOVEMENT INTO AND OUT OF ELECTRICAL CONNECTION WITH ITS ASSOCIATED CODE STRIP SO THAT EACH OF THE BITS IN THE CHARACTER TO BE GENERATED CAN BE CHANGED FROM ONE STATE TO ANOTHER.
Claim 2
Dependent Claim
186 words
A CHARACTER GENERATION DEVICE INCLUDING: A PLURALITY OF ELECTRICAL CONNECTORS EACH FORMING AN OUTPUT FOR AN INDIVIDUAL BIT IN THE CHARACTERS TO BE GENERATED; AT LEAST ONE MATRIX CARD HAVING A COMMON BUS STRIP AND A PLURALITY OF CODE STRIPS EACH INDIVIDUAL TO A PARTICULAR BIT IN THE CHARACTERS TO BE GENERATED, EACH OF THE CONNECTORS BEING IN ELECTRICAL CONTACT WITH ONE OF THE CODE STRIPS AND BEING OUT OF ELECTRICAL CONTACT WITH THE COMMON BUS STRIP; A PLURALITY OF MEANS FOR CONNECTING SELECTED ONES OF THE CODE STRIPS TO THE COMMON BUS STRIP THEREBY CONNECTING THE BUS STRIP TO THE CONNECTORS WHICH ARE IN CONTACT WITH THE SELECTED CODE STRIPS AND CHANGING THE BITS INDIVIDUAL TO THE CONNECTED CODE STRIPS FROM ONE STATE TO ANOTHER; AND MEANS FOR POSITIONING EACH OF THE CONNECTING MEANS IN INDIVIDUAL ASSOCIATION WITH ONE OF THE CODE STRIPS AND FOR ENABLING EACH OF THE CONNECTING MEANS FOR INDIVIDUAL MOVEMENT INTO AND OUT OF ELECTRICAL CONNECTION WITH ITS ASSOCIATED CODE STRIP SO THAT EACH OF THE BITS IN THE CHARACTER TO BE GENERATED CAN BE CHANGED FROM ONE STATE TO ANOTHER.
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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 |