Embedded testing circuit and method for fabricating same
CA 2025952 A1 · Owner: Lusby, William Randolph · Inventors: Lusby, William Randolph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved structure for testing the operability of a completed circuit board having components thereon and improved method of fabricating same are disclosed. The structure and process include the use of an insulator portion with a printed circuit board adhered thereto which includes a testing pattern to evaluate the operability of a completed printed circuit board. The insulator portion which provides support for the test pattern extends past the edge of the printed circuit board thereby providing a remote means to test the operability of the printed circuit board without having to utilize valuable space and contact points on the printed board itself to test the operability of the …
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
- Filed September 21, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 21, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 21, 2012.
- 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.