US3080758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mud gauge
Assignee: Martin Decker Corp
•
Filing: 1959-04-23
•
Granted: 1963-03-12
•
Expires: 1979-04-23
Abstract
No abstract record available.
Inventors
- 👤 Elmer L Decker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:10
CPC Classifications
E; E21; E21B; E21B21/00; E21B21/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
203 words
A PRESSURE GAUGE OF THE CLASS DESCRIBED COMPRISING: A HOUSING HAVING FACE AND BACK WALLS AND A BASE ADAPTED TO BE CONNECTED TO A SOURCE OF PRESSURE FLUID; FLUID PRESSURE INDICATING MEANS IN SAID HOUSING; SAID BASE HAVING AN INTERNAL MEMBER EXTENDING INWARDLY IN SAID HOUSING AND PROVIDED WITH A FLAT FACE DISPOSED SUBSTANTIALLY PARALLEL TO SAID FACE AND BACK WALLS; SAID INDICATING MEANS INCLUDING A SUPPORTING MEMBER HAVING A FLAT FACE DISPOSED IN OPPOSED RELATION TO THE FLAT FACE OF SAID INTERNAL BASE MEMBER; SAID INTERNAL BASE MEMBER HAVING A FLUID PASSAGEWAY EXTENDING LONGITUDINALLY THERETHROUGH AND LATERALLY THROUGH THE FLAT FACE OF SAID INTERNAL BASE MEMBER; SAID INDICATING MEANS SUPPORTING MEMBER HAVING A FLUID PASSAGEWAY COMMUNICATING THROUGH THE FLAT FACE OF SAID INDICATING MEANS SUPPORTING MEMBER WITH THE FLUID PASSAGEWAY IN SAID INTERNAL BASE MEMBER; MEANS PROVIDING A SEAL BETWEEN SAID OPPOSED FLAT FACES EXTENDING CIRCUMFERENTIALLY ABOUT THE JUNCTURE OF THE FLUID PASSAGEWAY IN SAID MEMBERS; AND MEANS CONNECTING SAID MEMBERS TOGETHER SAID INTERNAL BASE MEMBER BEING PROVIDED WITH A DAMPER SCREW, ENTIRELY WITHIN SAID HOUSING EXTENDING AXIALLY OF SAID LONGITUDINALLY EXTENDED PASSAGE FROM WITHIN SAID HOUSING AND EXTENDING PAST SAID FLUID PASSAGEWAY THROUGH SAID FLAT FACE OF SAID INTERNAL BASE MEMBER.
Claim 2
Dependent Claim
203 words
A PRESSURE GAUGE OF THE CLASS DESCRIBED COMPRISING: A HOUSING HAVING FACE AND BACK WALLS AND A BASE ADAPTED TO BE CONNECTED TO A SOURCE OF PRESSURE FLUID; FLUID PRESSURE INDICATING MEANS IN SAID HOUSING; SAID BASE HAVING AN INTERNAL MEMBER EXTENDING INWARDLY IN SAID HOUSING AND PROVIDED WITH A FLAT FACE DISPOSED SUBSTANTIALLY PARALLEL TO SAID FACE AND BACK WALLS; SAID INDICATING MEANS INCLUDING A SUPPORTING MEMBER HAVING A FLAT FACE DISPOSED IN OPPOSED RELATION TO THE FLAT FACE OF SAID INTERNAL BASE MEMBER; SAID INTERNAL BASE MEMBER HAVING A FLUID PASSAGEWAY EXTENDING LONGITUDINALLY THERETHROUGH AND LATERALLY THROUGH THE FLAT FACE OF SAID INTERNAL BASE MEMBER; SAID INDICATING MEANS SUPPORTING MEMBER HAVING A FLUID PASSAGEWAY COMMUNICATING THROUGH THE FLAT FACE OF SAID INDICATING MEANS SUPPORTING MEMBER WITH THE FLUID PASSAGEWAY IN SAID INTERNAL BASE MEMBER; MEANS PROVIDING A SEAL BETWEEN SAID OPPOSED FLAT FACES EXTENDING CIRCUMFERENTIALLY ABOUT THE JUNCTURE OF THE FLUID PASSAGEWAY IN SAID MEMBERS; AND MEANS CONNECTING SAID MEMBERS TOGETHER SAID INTERNAL BASE MEMBER BEING PROVIDED WITH A DAMPER SCREW, ENTIRELY WITHIN SAID HOUSING EXTENDING AXIALLY OF SAID LONGITUDINALLY EXTENDED PASSAGE FROM WITHIN SAID HOUSING AND EXTENDING PAST SAID FLUID PASSAGEWAY THROUGH SAID FLAT FACE OF SAID INTERNAL BASE MEMBER.
References Cited (Backward Citations)
US256814A
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US1200454A
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GB190814A
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US1494496A
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US2006712A
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US2125016A
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US2244335A
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US2656723A
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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) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |