High performance liquid chromatography
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Description
FIG. 1 is a slightly offset side view of an end-nut for a high performance liquid chromatography showing our design.
FIG. 2 is a slightly offset side view of an end-nut for a high performance liquid chromatography showing our design.
FIG. 3 is a side view of a column fitted with the end-nut of FIG. 1; and,
FIG. 4 is a side view of a column fitted with the end-nut of FIG. 2.
Referenced Cited
Patent History
Patent number: D426165
Type: Grant
Filed: May 24, 1999
Date of Patent: Jun 6, 2000
Assignee: Waters Investments Limited (New Castle, DE)
Inventors: Yuri Tuvim (Newton, MA), Christopher C. Benevides (Tiverton, RI)
Primary Examiner: Antoine Duval Davis
Attorney: Anthony J. Janiuk
Application Number: 0/105,365
Type: Grant
Filed: May 24, 1999
Date of Patent: Jun 6, 2000
Assignee: Waters Investments Limited (New Castle, DE)
Inventors: Yuri Tuvim (Newton, MA), Christopher C. Benevides (Tiverton, RI)
Primary Examiner: Antoine Duval Davis
Attorney: Anthony J. Janiuk
Application Number: 0/105,365
Classifications
Current U.S. Class:
Chemical (12) (D10/81);
Provided With Handle, Or Hand-held (D10/78)
International Classification: 1004;
International Classification: 1004;