US3209587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Volumetric apparatus
Assignee: Monsanto Co
•
Filing: 1962-04-20
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Granted: 1965-10-05
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Expires: 1982-04-20
Abstract
No abstract record available.
Inventors
- 👤 Andrew J Baldwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:03
CPC Classifications
G; G01; G01N; G01N7/00; G01F; G01F17/00; G01N9/00; G01N9/02; G01N2009/022; G01N2009/026; G01N2009/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
AN APPARATUS FOR USE IN MAKING VOLUMETRIC DETER MINATIONS, COMPRISING A CONTINUOUS TUBULAR MEMBER HAVING A PAIR OF SUBSTANTIALLY UPSTANDING PORTIONS, UPPERE AND LOWER PORTIONS INTERCONNECTING THE UPPER AND LOWER ENDS, RESPECTIVELY, OF SAID UPSTANDING PORTIONS, A SUBSTANTIALLY GAS - PERMEABLE - LIQUID - IMPERMEABLE PARTITIONING MEANS MOUNTED WITHIN AND FULLY PARTITIONING ONE OF SAID UPSTANDING PORTIONS AT A POINT BELOW THE JUNCTURE OF SAID UPSTANDING PORTION WITH SAID UPPER INTERCONNECTING PORTION, SELECTIVELY OPERABLE CLOSURE MEANS MOUNTED AT A POINT INTERMEDIATE THE JUNCTURE OF THE OTHER OF SAID UPSTANDING PORTIONS WITH SAID UPPER INTERCONNECTING PORTION
Claim 2
Independent Claim
95 words
AN APPARATUS FOR USE IN MAKING VOLUMETRIC DETER MINATIONS, COMPRISING A CONTINUOUS TUBULAR MEMBER HAVING A PAIR OF SUBSTANTIALLY UPSTANDING PORTIONS, UPPERE AND LOWER PORTIONS INTERCONNECTING THE UPPER AND LOWER ENDS, RESPECTIVELY, OF SAID UPSTANDING PORTIONS, A SUBSTANTIALLY GAS - PERMEABLE - LIQUID - IMPERMEABLE PARTITIONING MEANS MOUNTED WITHIN AND FULLY PARTITIONING ONE OF SAID UPSTANDING PORTIONS AT A POINT BELOW THE JUNCTURE OF SAID UPSTANDING PORTION WITH SAID UPPER INTERCONNECTING PORTION, SELECTIVELY OPERABLE CLOSURE MEANS MOUNTED AT A POINT INTERMEDIATE THE JUNCTURE OF THE OTHER OF SAID UPSTANDING PORTIONS WITH SAID UPPER INTERCONNECTING PORTION
References Cited (Backward Citations)
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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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |