Patent US3340387A successfully refreshed from Google Patents.
US3340387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integrating device
Assignee: General Time Corp
•
Filing: 1963-04-03
•
Granted: 1967-09-05
•
Expires: 1983-04-03
Abstract
No abstract record available.
Inventors
- 👤 Wilmer C Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:22
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/60; G06F7/64; G06F7/66
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
IN A DEVICE FOR DOUBLE-INTEGRATING ANALOG INPUT SIGNALS, THE COMBINATION WHICH COMPRISES A FIRST COUNTER FOR CUMULATIVELY COUNTING THE NUMBER OF PULSES APPLIED THERETO, FIRST MEANS FOR APPLYING PULSES TO THE FIRST COUNTER AT A RATE DEPENDENT UPON THE AMPLITUDE OF AN ANALOG INPUT SIGNAL, A SECOND COUNTER FOR CUMULATIVELY COUNTING THE NUMBER OF PULSES APPLIED THERETO, AND SECOND MEANS FOR APPLYING A SERIES OF PULSES TO THE SECOND COUNTER AT A RATE DEPENDENT UPON THE INSTANTANEOUS COUNT IN THE FIRST COUNTER, THE COUNT IN THE SECOND COUNTER CORRESPONDING TO THE DOUBLE INTEGRAL OF THE ANALOG INPUT SIGNAL.
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) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |