Circular sample tray
CA 1080995 A · Owner: Warner-Lambert Company · Inventors: Catarious, Joseph B.; Berman, Richard M.; Bethke, Lyman
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A circular sample tray is provided for a photo-optical clot detection apparatus. The sample tray includes a flat tray formed of a transparent thermoforming plastic material with an inner circular array of cuvettes formed about the center of the tray and extending out of the plane thereof. An outer circular array of cuvetts is formed concentric with the inner array of cuvettes and is radially aligned therewith and extends out of the plane, of the tray. Radial ribs extend between radially aligned inner and outer cuvettes. The radial ribs are joined by an outer circular rib extending around and of a greater diameter than the outer circular array of cuvettes. The radial ribs are further joined …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 8, 1997.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.