Method for monitoring objects or an object area
CA 2320973 A1 · Owner: Ullrich, Andreas · Inventors: Ullrich, Andreas; Studnicka, Nikolaus
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for recording a picture of at least one object or object space. The invention provides for an optoelectronic rangefinder (1) comprising a transmission device (2) for emitting optical signals, especially laser signals, and a receiving device (3) for receiving optical signals, especially a laser beam which is reflected by objects located in the target area. Optical systems are mounted upstream of both the transmission (2) and receiving device (3). The invention also provides for a scan device (5, 9) for deflecting the optical axes of the transmission (2) and receiving (3) devices in two different preferably orthogonal, directions. The optical axes of …
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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 March 4, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 4, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 4, 2021.
- 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.