Cable closure including superabsorbent foam water blocking system and methods of using same
CA 2032097 C · Owner: Meskell, David Joseph, Jr. · Inventors: Meskell, David Joseph, Jr.; Arroyo, Candido John; Mullin, Francis Joseph
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A cable closure which is suitable for aerial pedestal, wall-mounted or, buried use and which is suitable for enclosing connections between metallic or optical fiber transmission media includes a base and a cover. The base and/or the cover include a plurality of openings through which extend cables. Connections between transmission media of the cables are disposed between portions of a superabsorbent compliant foam material. The portions of the foam material and the base and the cover are sized so that when the cover is assembled to the base the foam material is compressed. Upon contact with water which may enter the closure, the superabsorbent foam material swells molding about the …
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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 December 12, 1990 and granted October 4, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 12, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 12, 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.