US3284773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic coding apparatus
Assignee: Fairchild Semiconductor Corp
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Filing: 1963-04-02
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Granted: 1966-11-08
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Expires: 1983-04-02
Abstract
No abstract record available.
Inventors
- 👤 Saykay Joseph John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:27
CPC Classifications
H; H03; H03M; H03M11/00; H03M11/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
A CODING APPARATUS COMPRISING A PLURALITY OF BANKS OF UNITS, ALL BUT ONE OF SAID UNITS IN EACH OF SAID BANKS INCLUDING AT LEAST ONE CONTACT PAIR HAVING A NORMAL CONDITION AND ACTUATING MEANS RESPONSIVE TO THE PASSAGE OF CURRENT THERETHROUGH FOR TEMPORARILY CHANGING THE NORMAL CONDITION OF THE CONTACT PAIRS INCLUDED IN THAT UNIT, THE OTHER UNIT IN EACH OF SAID BANKS COMPRISING AN IMPEDANCE, A CURRENT-SUPPLY CIRCUIT FOR SAID ACTUATING MEANS, MEANS FOR ESTABLISHING A CIRCUIT INCLUDING SAID CURRENT-SUPPLY CIRCUIT AND ANY CHOSEN PAIR OF SAID ACTUATING MEANS AND SAID IMPEDANCES, EACH FROM A DIFFERENT ONE OF SAID BANKS, A PLURALITY OF OUTPUT CONDUCTORS ASSOCIATED WITH EACH OF SAID BANKS, A CORRESPONDING CONTACT OF ALL OF SAID CONTACT PAIRS BEING CONNECTED TO SAID OUTPUT CONDUCTORS ASSOCIATED WITH THEIR RESPECTIVE BANKS IN ACCORDANCE WITH A PREDETERMINED CODE, CURRENT-SUPPLY CIRCUIT FOR SAID OUTPUT CONDUCTORS, THE OTHER CONTACT OF ALL OF SAID CONTACT PAIRS BEING CONNECTED TO SAID CURRENT-SUPPLY CIRCUIT FOR SAID OUTPUT CONDUCTORS.
Claim 2
Dependent Claim
163 words
A CODING APPARATUS COMPRISING A PLURALITY OF BANKS OF UNITS, ALL BUT ONE OF SAID UNITS IN EACH OF SAID BANKS INCLUDING AT LEAST ONE CONTACT PAIR HAVING A NORMAL CONDITION AND ACTUATING MEANS RESPONSIVE TO THE PASSAGE OF CURRENT THERETHROUGH FOR TEMPORARILY CHANGING THE NORMAL CONDITION OF THE CONTACT PAIRS INCLUDED IN THAT UNIT, THE OTHER UNIT IN EACH OF SAID BANKS COMPRISING AN IMPEDANCE, A CURRENT-SUPPLY CIRCUIT FOR SAID ACTUATING MEANS, MEANS FOR ESTABLISHING A CIRCUIT INCLUDING SAID CURRENT-SUPPLY CIRCUIT AND ANY CHOSEN PAIR OF SAID ACTUATING MEANS AND SAID IMPEDANCES, EACH FROM A DIFFERENT ONE OF SAID BANKS, A PLURALITY OF OUTPUT CONDUCTORS ASSOCIATED WITH EACH OF SAID BANKS, A CORRESPONDING CONTACT OF ALL OF SAID CONTACT PAIRS BEING CONNECTED TO SAID OUTPUT CONDUCTORS ASSOCIATED WITH THEIR RESPECTIVE BANKS IN ACCORDANCE WITH A PREDETERMINED CODE, CURRENT-SUPPLY CIRCUIT FOR SAID OUTPUT CONDUCTORS, THE OTHER CONTACT OF ALL OF SAID CONTACT PAIRS BEING CONNECTED TO SAID CURRENT-SUPPLY CIRCUIT FOR SAID OUTPUT CONDUCTORS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |