US3384981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simulation of heart signals
Assignee: ATK Launch Systems LLC
•
Filing: 1966-05-27
•
Granted: 1968-05-28
•
Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Lee R Baessler
- 👤 Harvey F Glassner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:30
CPC Classifications
G; G06; G06J; G06J1/00; G06G; G06G7/00; G06G7/48; G06G7/60; G09; G09B; G09B23/00; G09B23/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
118 words
APPARATUS FOR PRODUCING A SIMULATED HEART SIGNAL PATTERN COMPRISING: TIMING MEANS FOR CYCLICALLY GENERATING A PLURALITY OF NALS AT A CYCLIC REPETITION RATE EQUAL TO THE DESIRED HEART RATE, SO THAT SAID CODED SIGNALS ARE DIGITALLY CODED TO REPRESENT THE SUCCEEDING TIME INTERVALS OF THE DESIRED HEART SIGNAL PATTERN; ELECTRIC ANALOG SIGNAL GENERATING MEANS RESPONSIVE TO THOSE DIGITALLY CODED SIGNALS FROM SAID TIMING MEANS WHICH REPRESENT THE BEGINNING OF THE TIME INTERVALS OF THE DESIRED PATTERN AT WHICH THE HEART SIGNALS BEGIN FOR GENERATING ELECTRIC ANALOG SIGNALS CORRESPONDING TO SAID HEART SIGNALS; AND SIGNAL COMBINING MEANS FOR COMBINING THE SAID ELECTRIC ANALOG SIGNALS TO PRODUCE AN ELECTRIC ANALOG HEART PATTERN SIGNAL CORRESPONDING TO THE DESIRED HEART SIGNAL PATTERN.
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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |