Patent US3286507A successfully refreshed from Google Patents.
US3286507A
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Pendulum densitometer
Assignee: United Gas Corp
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Filing: 1964-02-27
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Granted: 1966-11-22
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Expires: 1984-02-27
Abstract
No abstract record available.
Inventors
- 👤 William M Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:50
CPC Classifications
G; G01; G01N; G01N9/00; G01N9/002
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
48 words
THE METHOD OF MEASURING THE DENSITY OF A GASEOUS FLUID COMPRISING, FLOWING THE FLUID TO BE MEASURED TO A PENDULUM CHAMBER, OSCILLATING A PENDULUM WITHIN SAID PENDULUM CHAMBER, AND TIMING THE PERIOD OF OSCILLATION OF SAID PENDULUM TO DETERMINE THE DENSITY OF SAID FLUID WITHIN SAID PENDULUM CHAMBER.
Claim 2
Independent Claim
48 words
THE METHOD OF MEASURING THE DENSITY OF A GASEOUS FLUID COMPRISING, FLOWING THE FLUID TO BE MEASURED TO A PENDULUM CHAMBER, OSCILLATING A PENDULUM WITHIN SAID PENDULUM CHAMBER, AND TIMING THE PERIOD OF OSCILLATION OF SAID PENDULUM TO DETERMINE THE DENSITY OF SAID FLUID WITHIN SAID PENDULUM CHAMBER.
Claim 3
Dependent Claim
49 words
A GASEOUS FLUID DENSITY MEASURING DEVICE COMPRISING, A PENDULUM CHAMBER, A FLUID INLET INTO SAID PENDULUM CHAMBER, A FLUID OUTLET FROM SAID PENDULUM CHAMBER, A PENDULUM MOUNTED WITHIN SAID PENDULUM CHAMBER FOR OSCILLATION, MEANS IMPARTING OSCILLATION TO SAID PENDULUM, AND MEANS TIMING THE PERIOD OF OSCILLATION OF SAID PENDULUM.
Claim 4
Dependent Claim
49 words
A GASEOUS FLUID DENSITY MEASURING DEVICE COMPRISING, A PENDULUM CHAMBER, A FLUID INLET INTO SAID PENDULUM CHAMBER, A FLUID OUTLET FROM SAID PENDULUM CHAMBER, A PENDULUM MOUNTED WITHIN SAID PENDULUM CHAMBER FOR OSCILLATION, MEANS IMPARTING OSCILLATION TO SAID PENDULUM, AND MEANS TIMING THE PERIOD OF OSCILLATION OF SAID PENDULUM.
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |