Device for controlling an apparatus generating a charged particle beam
CA 2466936 A1 · Owner: Hawkes, Peter · Inventors: Gierak, Jacques; Hawkes, Peter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a device for controlling an apparatus generating a charged particle beam. Said device comprises control means (40) for storing the desired characteristics for the beam (14) determining parameter values for controlling the apparatus (2) based on said characteristics storing said values and supplying said stored values to the parameters controlling the apparatus. The invention is in particular applicable to the manufacture of nanostructures.
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 November 18, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 18, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 18, 2024.
- 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.