Patent US3161846A successfully refreshed from Google Patents.
US3161846A
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Head motion sensing system
Assignee: Individual
•
Filing: 1961-10-20
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Granted: 1964-12-15
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Herbert A Wagner
- 👤 Stewart C Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:08
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/103; A61B5/11; A61B5/1113; A61B5/1114; A61B5/68; A61B5/6801; A61B5/6813; A61B5/6814
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A HEAD MOTION HEADSET APPARATUS, COMPRISING MEANS ADAPTED TO BE ATTACHED TO THE BROW OF A HUMAN SUBJECT AND CARRIED BY THE HEAD FOR MOVEMENT THEREWITH, MEANS COUPLED TO SAID BROW MEANS FOR SENSING THE MOTIONS THEREOF, SAID HEAD MOTION SENSING MEANS BEING OPERATIVELY CONNECTED TO SIGNAL GENERATING MEANS FOR GENERATION OF SERVO CONTROL SIGNALS.
Claim 2
Dependent Claim
55 words
A HEAD MOTION HEADSET APPARATUS, COMPRISING MEANS ADAPTED TO BE ATTACHED TO THE BROW OF A HUMAN SUBJECT AND CARRIED BY THE HEAD FOR MOVEMENT THEREWITH, MEANS COUPLED TO SAID BROW MEANS FOR SENSING THE MOTIONS THEREOF, SAID HEAD MOTION SENSING MEANS BEING OPERATIVELY CONNECTED TO SIGNAL GENERATING MEANS FOR GENERATION OF SERVO CONTROL SIGNALS.
References Cited (Backward Citations)
US2470968A
Cited
US2929258A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-15 | 1968-06-15 | 1968-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-15 | 1972-06-15 | 1972-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-15 | 1976-06-15 | 1976-12-15 | $7700.00 | Window Closed / Lapsed |