THE TIMAO GROUP, INC.
Patent Owner
Stats
- 7 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- May 13, 2010 most recent publication
Details
- 7 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 277 Total Citation Count
- Feb 26, 1999 Earliest Filing
- 4 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
- No Recent Publications to Display
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
6735316 Cup-in-a-cup structure and assembly method for active-noise-reduction headsetsJul 25, 01May 11, 04[G10K, H04R]
6704428 Automatic turn-on and turn-off control for battery-powered headsetsMar 06, 00Mar 09, 04[H04R]
6625287 Enhancing automatic noise reduction using negative output resistanceFeb 26, 99Sep 23, 03[H04B, H04R]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2010/0119,076 Hearing Protection Device Ear Seal With Acoustic BarrierAbandonedNov 12, 08May 13, 10[G10K]
2004/0258,253 Automatic turn-on and turn-off control for battery-powered headsetsAbandonedMar 09, 04Dec 23, 04[A61F, G10K, H03B]
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