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US3248716A
Expired / Lapsed
US
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Multichannel shift register system
Assignee: Raytheon Co
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Filing: 1962-06-28
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Granted: 1966-04-26
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Expires: 1982-06-28
Abstract
No abstract record available.
Inventors
- 👤 Richard L Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:27
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
139 words
A SYSTEM FOR PROPAGATING MAGNETIC DOMINS SEQUENTIALLY THROUGH MAGNETIC MEDIUMS IN A FIRST OR SECOND SELECTED DIRECTION COMPRISING A PLURALITY OF PROPAGATING ARRAYS EACH INCLUDING FIRST AND SECOND POLYPHASE CONDUCTOR MEANS POSITIONED ALTERNATELY ADJACENT TO EACH OTHER AND SUBSTANTIALLY AT RIGHT ANGLES TO THE MAGNETIC MEDIUM, A SOURCE OF FIRST AND SECOND DRIVING SIGNALS IN PHASE QUADRATURE WITH EACH OTHER, SELECTION MEANS COUPLED TO SAID FIRST AND SECOND POLYPHASE CONDUCTOR MEANS OF SAID PLURALITY OF ARRAYS FOR PROVIDING A PATH FOR SAID FIRST AND SECOND DRIVING SIGNALS TO THE POLYPHASE CONDUCTOR MEANS OF A SELECTED ARRAY, AND DIRECTION CONTROL COUPLED BETWEEN SAID SOURCE OF DRIVING SIGNALS AND SAID SELECTION MEANS FOR APPLYING AT THE SELECTED ARRAY SAID FIRST DRIVING SIGNAL TO SAID FIRST POLYPHASE CONDUCTOR MEANS AND SAID SECOND DRIVING SIGNAL OR AN INVERTED FROM OF SAID SECOND DRIV-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |