Inventor

Nancy K. Schmidt

Inventor

Broomfield, CO, US

Overview

1987–2016

Patent span

Electricity

Primary field (CPC H)

Patents· 17 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Qprimary

H04QSelecting52%

H04LTransmission of digital information, e.g. telegraphic communication26%

H04MTelephonic communication13%

G06FElectric digital data processing4%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

PatentTitleYear

9,438,636'Method to block split phone and gateway registration'2016 9,183,359'Method and apparatus for assigning and releasing licenses'2015 8,089,872'Efficient load balancing and heartbeat mechanism for telecommunication endpoints'2012 7,668,100'Efficient load balancing and heartbeat mechanism for telecommunication endpoints'2010 7,327,721'Determination of endpoint virtual address assignment in an internet telephony system'2008 5,485,512'Mnemonic and synonymic addressing in a telecommunications system'1996 5,412,714'Mnemonic and synonymic addressing in a telecommunications system'1995 5,404,395'External-to-internal numbering plan aliasing'1995 5,343,517'Use-code based call-treatment selection'1994 5,333,188'Dialed number recognition arrangement'1994 5,329,582'Dynamic tone-administration'1994 5,321,743'Shared-tenant services arrangement providing numbering-plan independence and cross-plan access to tenant groups'1994 5,311,586'Dynamic routing-administration'1994 5,311,584'Telecommunications call-processing arrangement'1994 5,299,261'Arrangement for effecting segmentation of a dialed number'1994 5,289,535'Context-dependent call-feature selection'1994 4,661,974'Automatic route selection of a private telephone network path on the basis of a public telephone network number'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to AT & T CO (1)· patent assignee history

1987Patents assigned to AT & T INFORMATION SYSTEMS INC (1)· patent assignee history

1987Based in Thornton, CO, US· patent location history

1994Patents assigned to AT & T BELL LAB (8)· patent assignee history

1994–2016Based in Broomfield, CO, US· patent location history

1995–1996Patents assigned to AT & T CORP (3)· patent assignee history

2010–2016Patents assigned to AVAYA INC (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AT & T BELL LAB	8	1994
AVAYA INC	4	2010–2016
AT & T CORP	3	1995–1996
AT & T CO	1	1987
AT & T INFORMATION SYSTEMS INC	1	1987

Locations

Location	Patents	Span
Broomfield, CO, US	16	1994–2016
Thornton, CO, US	1	1987