H04Q 2213/13082
Power supply via phantom line
H04Q2213/13082 (Power supply via phantom line) appears on 33 US grants and 15 published applications in this corpus.
Search patents in H04Q- Granted patents
- 33
- Published applications
- 15
- Assignees
- 23
- Inventors
- 59
- Latest grant
- 17 Mar 2015
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 6 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 4 | 2 |
| 2007 | 3 | 0 |
| 2008 | 2 | 3 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method and apparatus for communication having critically assured services17 Mar 2015US 8,983,052 B2AT&T Government Solutions, Inc.
- Method and apparatus for communication having critically assured services24 Jun 2014US 8,761,370 B2AT&T Government Solutions, Inc.
- Telephone communication system over a single telephone line15 Oct 2013US 8,559,422 B2Mosaid Technologies Incorporated
- Telephone communication system over a single telephone line17 Jul 2012US 8,223,800 B2Mosaid Technologies Incorporated
- Telephone communication system over a single telephone line16 Aug 2011US 8,000,349 B2Mosaid Technologies Incorporated
- Method and Apparatus for Communication Having Critically Assured Services4 Sep 2014US 2014/0247934 A1AT&T Government Solutions, Inc.
- Telephone communication system over a single telephone line6 Dec 2012US 2012/0307990 A1Mosaid Technologies Incorporated
- Method and Apparatus for Communication Having Critically Assured Services11 Feb 2010US 2010/0034370 A1AT&T Government Solutions, Inc.
- Service based power and battery backup selection in a multiple dwelling unit17 Dec 2009US 2009/0310962 A1
- Telephone communication system over a single telephone line25 Sep 2008US 2008/0232579 A1Serconet Ltd.
Most cited
By later US patents
- Telephone communication system over a single telephone line157US 7,106,721 B1Serconet Ltd. · 2006
- Method and apparatus for multiplexing telephone lines over a common access network104US 6,130,893 ANortel Networks Limited · 2000
- Integrated services director (ISD) overall architecture77US 6,424,646 B1AT&T Corp. · 2002
- Voice over DSL method and system for supporting a lifeline67US 6,574,313 B1Turnstone Systems, Inc. · 2003
- System and method for reliably communicating telecommunication information59US 6,996,134 B1General Bandwidth Inc. · 2006