US3261002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Information storage systems
Assignee: Allard Way Holdings Ltd
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Filing: 1962-01-08
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Granted: 1966-07-12
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Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Edmunds Arthur Garnet Wolseley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:32
CPC Classifications
G; G11; G11C; G11C8/00; G11C8/005; G11C21/00; G11C21/02; G11C21/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
APPARATUS FOR RECORDING, STORING AND REPRODUCING INFORMATION COMPRISING AN ELONGATED MEMBER OF MAGNETO-STRICTIVE MATERIAL SUPPORTED AT NON-REFLECTING TERMINATIONS, RECORDING MEANS INCLUDING MEANS FOR PRODUCING LOCALISED VARIATIONS IN THE MAGNETIC CONDITION OF SAID MEMBER AT SPATIALLY ARRANGED POINTS THEREON, REPRODUCING MEANS INCLUDING MEANS FOR PASSING A MECHANICAL WAVE THROUGH SAID MEMBER, AND AN ELECTRICAL AMPLIFIER, AND A SINGLE ELECTRICALLY CONDUCTIVE CONNECTION CONNECTED DIRECTLY TO SAID MEMBER AT EACH OF SAID POINTS ON SAID MEMBER WITH SAID LOCALIZED VARIATIONS BETWEEN SAID POINTS AND WITH THE OTHER ENDS OF SAID SINGLE CONNECTION COUPLED TO SAID AMPLIFIER, SAID AMPLIFIER DETECTING SAID AMPLIFYING ELECTRIC CURRENTS PRODUCED THEREIN.
Claim 2
Dependent Claim
102 words
APPARATUS FOR RECORDING, STORING AND REPRODUCING INFORMATION COMPRISING AN ELONGATED MEMBER OF MAGNETO-STRICTIVE MATERIAL SUPPORTED AT NON-REFLECTING TERMINATIONS, RECORDING MEANS INCLUDING MEANS FOR PRODUCING LOCALISED VARIATIONS IN THE MAGNETIC CONDITION OF SAID MEMBER AT SPATIALLY ARRANGED POINTS THEREON, REPRODUCING MEANS INCLUDING MEANS FOR PASSING A MECHANICAL WAVE THROUGH SAID MEMBER, AND AN ELECTRICAL AMPLIFIER, AND A SINGLE ELECTRICALLY CONDUCTIVE CONNECTION CONNECTED DIRECTLY TO SAID MEMBER AT EACH OF SAID POINTS ON SAID MEMBER WITH SAID LOCALIZED VARIATIONS BETWEEN SAID POINTS AND WITH THE OTHER ENDS OF SAID SINGLE CONNECTION COUPLED TO SAID AMPLIFIER, SAID AMPLIFIER DETECTING SAID AMPLIFYING ELECTRIC CURRENTS PRODUCED THEREIN.
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |