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The ornamental design for a chromatographic on-column injector, as shown and described. |
FIG. 1 is a front elevational view of a chromatographic capillary on-column injector, showing our new design, the rear elevational view being a mirror image thereof;
FIG. 2 is a top plan view;
FIG. 3 is a bottom plan view;
FIG. 4 is an elevational view of the right-hand side thereof; and,
FIG. 5 is an elevational view of the left-hand side thereof.
Wohlers, Norman W., Jenkins, Rand G.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 21 1981 | WOHLERS, NORMAN W | J & W SCIENTIFIC INCORPORATED | ASSIGNMENT OF ASSIGNORS INTEREST | 003953 | /0266 | |
Apr 21 1981 | JENKINS, RAND G | J & W SCIENTIFIC INCORPORATED | ASSIGNMENT OF ASSIGNORS INTEREST | 003953 | /0266 | |
Apr 27 1981 | J & W Scientific, Inc. | (assignment on the face of the patent) | / | |||
Aug 18 1988 | J W SCIENTIFIC INC , A CA CORP | CURTIN MATHESON SCIENTIFIC, INC , A DE CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 004941 | /0678 | |
Oct 13 1995 | CURTIN MATHESON SCIENTIFIC, INC | FISONS U S INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007744 | /0441 | |
Oct 13 1995 | FISIONS U S INC | J&W Scientific Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007744 | /0445 |
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