US3498291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Body signal sensing electrode apparatus
Assignee: Lockheed Martin Corp
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Filing: 1966-02-10
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Granted: 1970-03-03
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Expires: 1986-02-10
Abstract
No abstract record available.
Inventors
- 👤 John P Bunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:28
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/24; A61B5/25; A61B5/251; A61N; A61N1/00; A61N1/02; A61N1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2660175A
Cited
US2685881A
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US3085577A
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US3151619A
Cited
US3295515A
Cited
US3340868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |