Method and apparatus for the measurement of response time in attitude survey research
CA 2028566 A1 · Owner: Fletcher, Joseph F. · Inventors: Bassili, John N.; Fletcher, Joseph F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
RBP File No. 4930-002, ABSTRACT, A method is provided for conducting an opinion survey in which a question is posed to a person being surveyed and a timing means is started at the end of the question. The timing means is stopped upon commencement of the person's response and the person's response is recorded. The method further includes the step of evaluating the validity of the starting and stopping of the timing means and may further include the step of evaluating and recording the quality of the audio response which stopped the timing means to monitor the validity of the measured response time. An apparatus is also provided for use in survey research. The apparatus has a means for …
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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 October 25, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 25, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 25, 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.