QUEBEC METAL POWDER LIMTIED
Patent Owner
Stats
- 4 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Dec 16, 2014 most recent publication
Details
- 4 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 194 Total Citation Count
- Nov 02, 1988 Earliest Filing
- 12 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
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Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8911663 Insulated iron-base powder for soft magnetic applicationsMar 05, 09Dec 16, 14[B22F, H01F, C22C]
7239060 Brush DC motors and AC commutator motor structures with concentrated windingsApr 29, 05Jul 03, 07[H02K]
6358298 Iron-graphite composite powders and sintered articles produced therefromJun 30, 00Mar 19, 02[C22C]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2008/0001,492 BRUSH DC MOTORS AND AC COMMUTATOR MOTOR STRUCTURES WITH CONCENTRATED WINDINGSAbandonedJun 28, 07Jan 03, 08[H02K]
2007/0241,063 Process for treating water using atomized ferrous powders containing 0.25 to 4 wt% carbon and 1 to 6 wt% oxygenAbandonedApr 18, 06Oct 18, 07[C02F]
6891304 Brush DC motors and AC commutator motor structures with concentrated windingsExpiredSep 06, 00May 10, 05[H02K]
6879237 Power transformers and power inductors for low-frequency applications using isotropic material with high power-to-weight ratioExpiredJul 19, 02Apr 12, 05[H01F]
5682591 Powder metallurgy apparatus and process using electrostatic die wall lubricationExpiredJun 07, 95Oct 28, 97[B22F]
5069714 Segregation-free metallurgical powder blends using polyvinyl pyrrolidone binderExpiredJan 17, 90Dec 03, 91[B22F]
4955798 Process for pretreating metal in preparation for compacting operationsExpiredSep 27, 89Sep 11, 90[B22F]
4927461 Machinable-grade, ferrous powder blend containing boron nitride and method thereofExpiredNov 02, 88May 22, 90[B22F]
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