US3219803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical measuring apparatus
Assignee: Phillips Petroleum Co
•
Filing: 1962-01-08
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Granted: 1965-11-23
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Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Charles E Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:04
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/24; G01N30/86; G01N30/8624
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
ANALYSIS APPARATUS COMPRISING AN ANALYZER ADAPTED TO PROVIDE A PLURALITY OF OUTPUT VOLTAGES IN SEQUENCE, EACH REPRESENTATIVRE OF A COMPNENT OF THE MATERIAL BEING ANALYZED; CONVERTER MEANS TO PROVIDE A FLUCTUATING OUTPUT SIGNAL FOR EACH OF SAID OUTPUT VOLTAGES APPLIED THERETO, EACH FLUCTUATING OUTPUT SIGNAL COMPRISING A SERIES OF PULSES HAVING A FREQUENCY WHICH IS PROPORTIONAL TO THE AMPLITUDE OF THE RESPECTIVE ONE OF SAID OUTPUT VOLTAGES; MEANS TO APPLY THE OUTPUT VOLTAGES FROM SAID ANALYZER TO THE INPUT OF SAID CONVERTER MEANS; A PLURALITY OF DIGITAL PULSE SIGNALS COUNTING MEANS; MEANS TO APPLY ALL OF THE OUTPUT SIGNALS FROM SAID CONVERTER MEANS TO THE FIRST OF SAID
Claim 2
Dependent Claim
108 words
ANALYSIS APPARATUS COMPRISING AN ANALYZER ADAPTED TO PROVIDE A PLURALITY OF OUTPUT VOLTAGES IN SEQUENCE, EACH REPRESENTATIVRE OF A COMPNENT OF THE MATERIAL BEING ANALYZED; CONVERTER MEANS TO PROVIDE A FLUCTUATING OUTPUT SIGNAL FOR EACH OF SAID OUTPUT VOLTAGES APPLIED THERETO, EACH FLUCTUATING OUTPUT SIGNAL COMPRISING A SERIES OF PULSES HAVING A FREQUENCY WHICH IS PROPORTIONAL TO THE AMPLITUDE OF THE RESPECTIVE ONE OF SAID OUTPUT VOLTAGES; MEANS TO APPLY THE OUTPUT VOLTAGES FROM SAID ANALYZER TO THE INPUT OF SAID CONVERTER MEANS; A PLURALITY OF DIGITAL PULSE SIGNALS COUNTING MEANS; MEANS TO APPLY ALL OF THE OUTPUT SIGNALS FROM SAID CONVERTER MEANS TO THE FIRST OF SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |