US3096653A
Expired / Lapsed
US
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Sampling device
Assignee: Dow Chemical Co
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Filing: 1960-09-30
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Granted: 1963-07-09
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Expires: 1980-09-30
Abstract
No abstract record available.
Inventors
- 👤 Irvin J Martin
- 👤 Robert A Stowe
- 👤 Leslie G Meverden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:30
CPC Classifications
G; G01; G01N; G01N30/00; G01N30/02; G01N30/04; G01N30/16; G01N30/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A SAMPLING DEVICE COMPRISING A SAMPLING BLOCK HAVING TWO PASSAGEWAYS EXTENDING THROUGH SAID BLOCK WITH AN APERTURE IN THE OUTER WALL COMMUNICATING WITH ONE PASSAGEWAY AND A SECOND APERTURE THROUGH THE INNER WALL DIVIDING THE PASSAGEWAYS, SAID APERTURES BEING IN AXIAL ALIGNMENT AND BEING CLOSED WITH AN ELASTOMERIC MATERIAL, A SYRINGE HAVING A NEEDLE AT ONE END AND A PLUNGER AT THE OTHER, MEANS FOR SUPPORTING THE SYRINGE ADJACENT TO THE SAMPLING BLOCK WITH THE POINT OF THE NEEDLE OF THE SYRINGE POSITIONED IN AXIAL ALIGNMENT WITH SAID APERTURES, MEANS OF MOVING THE SYRINGE FORWARD AND BACKWARD TO THEREBY INSERT AND WITHDRAW THE POINT OF THE NEEDLE THROUGH THE ELASTOMERIC MATERIAL IN SAID APERTURES, AND MEANS TO OPERATE THE PLUNGER OF THE SAID SYRINGE.
Claim 2
Dependent Claim
124 words
A SAMPLING DEVICE COMPRISING A SAMPLING BLOCK HAVING TWO PASSAGEWAYS EXTENDING THROUGH SAID BLOCK WITH AN APERTURE IN THE OUTER WALL COMMUNICATING WITH ONE PASSAGEWAY AND A SECOND APERTURE THROUGH THE INNER WALL DIVIDING THE PASSAGEWAYS, SAID APERTURES BEING IN AXIAL ALIGNMENT AND BEING CLOSED WITH AN ELASTOMERIC MATERIAL, A SYRINGE HAVING A NEEDLE AT ONE END AND A PLUNGER AT THE OTHER, MEANS FOR SUPPORTING THE SYRINGE ADJACENT TO THE SAMPLING BLOCK WITH THE POINT OF THE NEEDLE OF THE SYRINGE POSITIONED IN AXIAL ALIGNMENT WITH SAID APERTURES, MEANS OF MOVING THE SYRINGE FORWARD AND BACKWARD TO THEREBY INSERT AND WITHDRAW THE POINT OF THE NEEDLE THROUGH THE ELASTOMERIC MATERIAL IN SAID APERTURES, AND MEANS TO OPERATE THE PLUNGER OF THE SAID SYRINGE.
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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |