Barber-Greene Company
Patent Owner
Stats
- 0 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- Oct 08, 1991 most recent publication
Details
- 0 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 216 Total Citation Count
- Mar 19, 1979 Earliest Filing
- 10 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
- No Technology to Display
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Recent Publications
- No Recent Publications to Display
Recent Patents
- No Recent Patents to Display
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
5054931 Counterflow asphalt drum mixer producing less hydrocarbon emissions and a method used thereinExpiredApr 06, 87Oct 08, 91[B01F, E01C]
4441821 Apparatus for increasing the delivery range of a mixing and delivery auger troughExpiredJul 20, 82Apr 10, 84[B28C]
4337014 Method and apparatus for erecting a portable silo and elevatorExpiredNov 28, 80Jun 29, 82[E04H]
4332478 Method and apparatus for reducing smoke emissions in an asphalt drum mixerExpiredMay 16, 79Jun 01, 82[B28C]
4309168 System for combining multiple fuels to produce controllable gas temperatures in asphalt drum mixersExpiredJul 14, 80Jan 05, 82[F27B, F27D]
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