US3137845A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High density shift register
Assignee: Raytheon Co
•
Filing: 1962-07-02
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Granted: 1964-06-16
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Expires: 1982-07-02
Abstract
No abstract record available.
Inventors
- 👤 Richard L Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:50
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/02; G11C19/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A MAGNETIC SHIFT REGISTER STORAGE DEVICE COMPRISING FIRST AND SECOND ELONGATED MAGNETIC ELEMENTS, MEANS FOR SIMULTANEOUSLY ESTABLISHING COMPLEMENTARY MAGNETIC DOMAINS IN SAID FIRST AND SECOND MAGNETIC ELEMENTS TO PROVIDE AN ESSENTIALLY CLOSED MAGNETIC PATH BETWEEN SAID FIRST AND SECOND MAGNETIC ELEMENTS, AND MEANS FOR SHIFTING SAID COMPLEMENTARY MAGNETIC DOMAINS ALONG SAID FIRST AND SECOND MAGNETIC ELEMENTS.
Claim 2
Dependent Claim
56 words
A MAGNETIC SHIFT REGISTER STORAGE DEVICE COMPRISING FIRST AND SECOND ELONGATED MAGNETIC ELEMENTS, MEANS FOR SIMULTANEOUSLY ESTABLISHING COMPLEMENTARY MAGNETIC DOMAINS IN SAID FIRST AND SECOND MAGNETIC ELEMENTS TO PROVIDE AN ESSENTIALLY CLOSED MAGNETIC PATH BETWEEN SAID FIRST AND SECOND MAGNETIC ELEMENTS, AND MEANS FOR SHIFTING SAID COMPLEMENTARY MAGNETIC DOMAINS ALONG SAID FIRST AND SECOND MAGNETIC ELEMENTS.
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) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |