LOW ENVIRON AG, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H04M TELEPHONIC COMMUNICATION 4159
 
 
 
H04Q SELECTING 2108
 
 
 
H04B TRANSMISSION 1209
 
 
 
H04J MULTIPLEX COMMUNICATION 1124

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5911119 Secure cordless telephone extension system and methodOct 15, 96Jun 08, 99[H04M, H04Q]
5852785 Secure access telephone extension system and method in a cordless telephone systemApr 29, 96Dec 22, 98[H04Q]
5708701 Power line telephone communications system having on hook digital voiceband messagingJul 17, 95Jan 13, 98[H04M]
5705974 Power line communications system and coupling circuit for power line communications systemMay 09, 95Jan 06, 98[H04M]
5530737 Secure access telephone extension system and methodMar 22, 93Jun 25, 96[H04M]
5319634 Multiple access telephone extension systems and methodsOct 07, 91Jun 07, 94[H04B, H04J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7280593 Method and system for sample and reconstruction synchronization for digital transmission of analog modem signalExpiredSep 26, 06Oct 09, 07[H04B]
6989733 Method and system for adapting a telephone line modem for use on the power lineExpiredMay 01, 01Jan 24, 06[H04M]
6567474 Digital wireless phone/modem jack capable of communications over the power lines using differential binary phase shift keying (DBPSK)ExpiredMar 02, 99May 20, 03[H04L]
6515485 Method and system for power line impedance detection and automatic impedance matchingExpiredApr 19, 00Feb 04, 03[H04M, G01R]
2003/0005,460 Method and system for a low cost wireless telephone link for a set top boxAbandonedJul 01, 01Jan 02, 03[H04N, H04H]

Top Inventors for This Owner

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