Ameritech Corporation
Ameritech Corporation is named on 7 US grants and 72 published applications in this corpus. Its most frequent classification is H04M (Telephonic communication).
- Granted patents
- 7
- Published applications
- 72
- Inventors
- 139
- Granted in 2026 so far
- 0
- Most recent grant
- 4 Jun 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 3 | 0 |
| 2001 | 3 | 5 |
| 2002 | 1 | 27 |
| 2003 | 0 | 27 |
| 2004 | 0 | 7 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
By publication year.
Technology areas
Share of 79 documents
- H04MTelephonic communication61
- H04QSelecting32
- H04LDigital communication23
- G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial8
- Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7
- G06FComputing and data processing6
- H04WWireless communication networks5
- G10LSpeech analysis techniques or speech synthesis4
- H04NPictorial communication4
- H03MCoding3
Recent patents
- Method of routing interLATA network traffic4 Jun 2002US 6,400,818 B1
- Home office communication system and method8 May 2001US 6,230,133 B1
- Method and system for providing enhanced call waiting17 Apr 2001US 6,219,414 B1
- Method and apparatus for providing a station set with advanced telecommunications services10 Apr 2001US 6,215,863 B1
- Method of operating a virtual private network31 Oct 2000US 6,141,409 A
- Network element routing service4 Mar 2010US 2010/0054438 A1
- Location information system for a wireless communication device and method therefore7 Jan 2010US 2010/0003962 A1
- System and method for real-time fraud detection within a telecommunication network30 Oct 2008US 2008/0267375 A1
- Method and telecommunication system for indicating the receipt of a data message31 Aug 2006US 2006/0194571 A1
- Method and system for providing computer-network related information about a calling party7 Apr 2005US 2005/0076032 A1
Most cited
By later US patents
- Method of providing caller identification for calls placed over an internet111US 6,101,246 A2000
- Method of operating a virtual private network56US 6,141,409 A2000
- Method and system for providing enhanced call waiting49US 6,219,414 B12001
- Method and apparatus for providing a station set with advanced telecommunications services43US 6,215,863 B12001
- Home office communication system and method28US 6,230,133 B12001