Remote activation of a chemiluminescent lightstick
CA 1300909 C · Owner: Ware, C. Dexter · Inventors: Baretz, Bruce H.; Ware, C. Dexter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
30,632, ABSTRACT OF THE DISCLOSURE, REMOTE ACTIVATION OF A CHEMILUMINESCENT LIGHTSTICK A non-pyrotechnic lighting device is disclosed whereby intrusion into a restricted area can be monitored and detected by the use thereof. Triggering of the device is effected remotely by the unsuspecting subject.
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 May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 2009.
- 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.