Radiographic elements exhibiting reduced crossover
CA 1304254 C · Owner: Dickerson, Robert E. · Inventors: Kelly, James E.; Dickerson, Robert E.; Daubendiek, Richard L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure, A radiographic element is disclosed having a support capable of transmitting blue light and coated on each of two opposite major faces of said support, a silver halide emulsion layer capable of forming a latent image in response to exposure to blue light. Interposed between at least one of the latent image forming emulsion layers and the support is a blue absorbing silver iodide emulsion layer exhibiting at temperatures below 25°C an absorption transition wavelength that is bathochromically displaced by at least 20 nm as compared to the absorption transition wavelength of B phase silver iodide.
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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
- Granted June 30, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 30, 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.