Telescope operating system
CA 2001070 A1 · Owner: Morris, L. Robert · Inventors: Morris, L. Robert; George, Douglas B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In order to facilitate the sighting of a star or other celestial object, a novel method of operating a telescope is provided herein. The method comprises the first step of selecting a reference celestial object, for example a star substanti-, ally centered in the field of view of the telescope. The name or coordinates for such reference celestial object is then entered into a database to select data for a corresponding graphics display including, and substantially centered upon an artefact, representing the reference celestial object. The relative positions of the telescope and graphics display are then established as a datum. Data for a second artefact and corresponding surrounding …
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 October 19, 1989. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 19, 2009.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 19, 2011.
- 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.