The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 30, 2002
Filed:
Aug. 29, 2000
Applicant:
Inventors:
John MacLaren Cassells, Cambridgeshire, GB;
Richard Henry Gray, Cambridge, GB;
Assignee:
Mettler-Toledo Myriad, Ltd., Hertfordshire, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/00 ; B01L 3/02 ; B01L 1/100 ; B01L 9/00 ; G05D 1/600 ; B65B 7/28 ; B65D 5/502 ; B65D 3/900 ; B65D 4/100 ; B65D 4/300 ; B65D 4/700 ; B65D 5/100 ;
U.S. Cl.
CPC ...
B01L 3/00 ; B01L 3/02 ; B01L 1/100 ; B01L 9/00 ; G05D 1/600 ; B65B 7/28 ; B65D 5/502 ; B65D 3/900 ; B65D 4/100 ; B65D 4/300 ; B65D 4/700 ; B65D 5/100 ;
Abstract
A cap ( ) for a chemical storage or reaction vessel comprising a seat for attachment, in use, to an opening of the vessel. A membrane ( ) formed from a resilient material and having a slit ( ) formed therein allows a substance sampling or delivery apparatus to pass therethrough in use, the membrane being positioned to slide within the seat substantially in the direction of passage of the sampling or delivery apparatus.