US3208284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas manometer
Assignee: Individual
•
Filing: 1960-07-01
•
Granted: 1965-09-28
•
Expires: 1980-07-01
Abstract
No abstract record available.
Inventors
- 👤 Rivero Benito Muguira
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:35
CPC Classifications
G; G01; G01L; G01L7/00; G01L7/18; G01L7/182
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A GAS MANOMETER OR LIKE DEVICE, INCLUDING A BODY, AN ELONGATED INDICATOR PASSAGE IN SAID BODY, THREE SEPAREATED INFLEXIBLE CHAMBERS IN SAID BODY, AN ORIFICE OPENING CONNECTING EACH END OF SAID INDICATOR PASSAGE TO FIRST AND SECOND CHAMBERS RESPECTIVELY, ANOTHER ORIFICE OPENING CONNECTING SAID SECOND CHAMBER TO SAID THIRD CHAMBER, SAID FIRST CHAMBER BEING FILLED WITH A GAS UNDER PRESSURE AND SAID SECOND AND THIRD CHAMBERS BEING FILLED WITH A LIQUID, A FLEXIBLE LIQUID FILLED CONTAINER IN SAID THIRD
Claim 2
Dependent Claim
79 words
A GAS MANOMETER OR LIKE DEVICE, INCLUDING A BODY, AN ELONGATED INDICATOR PASSAGE IN SAID BODY, THREE SEPAREATED INFLEXIBLE CHAMBERS IN SAID BODY, AN ORIFICE OPENING CONNECTING EACH END OF SAID INDICATOR PASSAGE TO FIRST AND SECOND CHAMBERS RESPECTIVELY, ANOTHER ORIFICE OPENING CONNECTING SAID SECOND CHAMBER TO SAID THIRD CHAMBER, SAID FIRST CHAMBER BEING FILLED WITH A GAS UNDER PRESSURE AND SAID SECOND AND THIRD CHAMBERS BEING FILLED WITH A LIQUID, A FLEXIBLE LIQUID FILLED CONTAINER IN SAID THIRD
References Cited (Backward Citations)
US192373A
Cited
US232322A
Cited
US931348A
Cited
US874517A
Cited
US1055827A
Cited
US1664265A
Cited
US1894366A
Cited
US2434837A
Cited
US2650607A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |