US3388699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for inducing lethargic relaxation or sleep
Assignee: Professional Bionics Inc
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Filing: 1966-02-02
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Granted: 1968-06-18
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Expires: 1986-02-02
Abstract
No abstract record available.
Inventors
- 👤 Marvin W Webb
- 👤 Gulden W Yoder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:02
CPC Classifications
A; A61; A61N; A61N1/00; A61N1/02; A61N1/04; A61N1/0404; A61N1/0408; A61N1/0472; A61M; A61M21/00; A61N1/0456; A61N1/18; A61N1/32; A61N1/36; A61N1/36014; A61N1/3603; A61N1/36034
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN A DEVICE FOR INDUCING LETHARGIC RELAXATION OR SLEEP IN A SUBJECT WHEREIN ELECTRICAL IMPULSES ARE GENERATED BY ELECTRICAL MEANS AND APPLIED TO THE SUBJECT''S CEREBRUM BY ELECTRODES ATTACHED IN NEAR CONTACT WITH THE SUBJECT''S EYELIDS AND MASTOID PROCESSES, THE IMPROVEMENT IN SAID ELECTRICAL MEANS, COMPRISING MEANS FOR GENERATING VOLTAGES WHICH, IN A PREDETERMINED PERIOD OF TIME, SAID PREDETERMINED PERIOD OF TIME BEING IN THE RANGE OF 0.3 TO 0.7 MILLISECOND, INCREASE SUBSTANTIALLY INSTANTANEOUSLY FROM A REFERENCE LEVEL TO A MAXIMUM MAGNITUDE, SAID MAXIMUM MAGNITUDE BEING IN THE RANGE OF 25 TO 100 VOLTS, IN A SMALL PORTION OF SAID PERIOD OF TIME CHANGE TO A MAGNITUDE INTERMEDIATE THE MAXIMUM AND REFERENCE LEVELS, IN SUBSTANTIALLY THE REMAINING PORTION OF SAID PERIOD OF TIME CHANGE TO A MAGNITUDE BETWEEN SAID INTERMEDIATE AND REFRENCE LEVELS AND THEN SUBSTANTIALLY INSTANTANEOUSLY RETURN TO SAID REFERENCE LEVEL.
Claim 2
Dependent Claim
142 words
IN A DEVICE FOR INDUCING LETHARGIC RELAXATION OR SLEEP IN A SUBJECT WHEREIN ELECTRICAL IMPULSES ARE GENERATED BY ELECTRICAL MEANS AND APPLIED TO THE SUBJECT''S CEREBRUM BY ELECTRODES ATTACHED IN NEAR CONTACT WITH THE SUBJECT''S EYELIDS AND MASTOID PROCESSES, THE IMPROVEMENT IN SAID ELECTRICAL MEANS, COMPRISING MEANS FOR GENERATING VOLTAGES WHICH, IN A PREDETERMINED PERIOD OF TIME, SAID PREDETERMINED PERIOD OF TIME BEING IN THE RANGE OF 0.3 TO 0.7 MILLISECOND, INCREASE SUBSTANTIALLY INSTANTANEOUSLY FROM A REFERENCE LEVEL TO A MAXIMUM MAGNITUDE, SAID MAXIMUM MAGNITUDE BEING IN THE RANGE OF 25 TO 100 VOLTS, IN A SMALL PORTION OF SAID PERIOD OF TIME CHANGE TO A MAGNITUDE INTERMEDIATE THE MAXIMUM AND REFERENCE LEVELS, IN SUBSTANTIALLY THE REMAINING PORTION OF SAID PERIOD OF TIME CHANGE TO A MAGNITUDE BETWEEN SAID INTERMEDIATE AND REFRENCE LEVELS AND THEN SUBSTANTIALLY INSTANTANEOUSLY RETURN TO SAID REFERENCE LEVEL.
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) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |