Patent US2944542A successfully refreshed from Google Patents.
US2944542A
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Detecting and recording physiological changes accompanying emotion stresses
Assignee: Research Corp
•
Filing: 1955-10-03
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Granted: 1960-07-12
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Expires: 1975-10-03
Abstract
No abstract record available.
Inventors
- 👤 Claude C Barnett
- 👤 Homer J Dana
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:57
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/08; A61B5/0816; A61B5/02; A61B5/024; A61B5/02416; A61B5/026; A61B5/0285; A61B5/0295; A61B5/145; A61B5/1455; A61B5/24; A61B5/316; A61B5/318; A61B5/333; A61B5/338; A61B5/346; A61B5/349
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2229324A
Cited
US2235894A
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US2658505A
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US2657683A
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US2640389A
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US2754819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |