H04Q 2213/1323
Party line
H04Q2213/1323 (Party line) appears on 10 US grants and 8 published applications in this corpus.
Search patents in H04Q- Granted patents
- 10
- Published applications
- 8
- Assignees
- 3
- Inventors
- 2
- Latest grant
- 15 Oct 2013
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 0 |
| 2008 | 2 | 3 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- 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
- Telephone communication system over a single telephone line22 Sep 2009US 7,593,394 B2Mosaid Technologies Incorporated
- Telephone communication system over a single telephone line16 Dec 2008US 7,466,722 B2Serconet Ltd.
- Telephone communication system over a single telephone line6 Dec 2012US 2012/0307990 A1Mosaid Technologies Incorporated
- Telephone communication system over a single telephone line25 Sep 2008US 2008/0232579 A1Serconet Ltd.
- Telephone communication system over a single telephone line21 Feb 2008US 2008/0043646 A1Serconet Ltd.
- Telephone communication system over a single telephone line17 Jan 2008US 2008/0013529 A1Serconet Ltd.
- Telephone communication system over a single telephone line17 Aug 2006US 2006/0182094 A1Serconet Ltd.
Most cited
By later US patents
- Telephone communication system over a single telephone line157US 7,106,721 B1Serconet Ltd. · 2006
- Method for called party identification and call re-routing93US 5,875,240 AAT&T Corp. · 1999
- Telephone communication system over a single telephone line2US 7,397,791 B2Serconet Ltd. · 2008
- Telephone communication system over a single telephone line1US 7,197,028 B2Serconet Ltd. · 2007
- Telephone communication system over a single telephone line1US 7,274,688 B2Serconet Ltd. · 2007