UNITED AIR SPECIALISTS, INC.
Patent Owner
Stats
- 9 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- Aug 10, 2017 most recent publication
Details
- 9 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 700 Total Citation Count
- Dec 11, 1978 Earliest Filing
- 14 Expired/Abandoned/Withdrawn Patents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
Publication #
Title
Filing Date
Pub Date
Intl Class
Recent Patents
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5556448 Electrostatic precipitator that operates in conductive grease atmosphereExpiredJan 10, 95Sep 17, 96[B03C]
5503336 High volume - low volume electrostatic dispensing nozzle assemblyExpiredJul 14, 94Apr 02, 96[B05B]
4484396 Oxygen reduction system and condenser apparatus with automatic defrostExpiredJun 03, 80Nov 27, 84[F26B]
4351648 Electrostatic precipitator having dual polarity ionizing cellExpiredSep 24, 79Sep 28, 82[B03C]
4335414 Automatic reset current cut-off for an electrostatic precipitator power supplyExpiredOct 30, 80Jun 15, 82[H02H]
4318152 Digital high voltage monitor and display for electrostatic precipitatorsExpiredOct 05, 79Mar 02, 82[B03C, H02H]
4240809 Electrostatic precipitator having traversing collector washing mechanismExpiredApr 11, 79Dec 23, 80[B03C]
4231766 Two stage electrostatic precipitator with electric field induced airflowExpiredDec 11, 78Nov 04, 80[B03C]
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