AT & T TECHNOLOGIES, INC.,

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE30399 Method for soldering, fusing or brazingAug 19, 77Sep 09, 80[B23K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5024506 Plenum cables which include non-halogenated plastic materialsExpiredDec 21, 89Jun 18, 91[G02B]
5025423 Enhanced bottom sonar systemExpiredDec 21, 89Jun 18, 91[G01S]
5015508 Methods of and a device for causing a fluid to be moved into engagement with a moving elongated materialExpiredAug 25, 89May 14, 91[B05D]
5001304 Building riser cableExpiredJul 25, 89Mar 19, 91[H01B]
4997994 Article having marking thereon and methods of makingExpiredSep 01, 89Mar 05, 91[B23K, H01B]
4978423 Selective solder formation on printed circuit boardsExpiredSep 26, 88Dec 18, 90[H05K]
4971614 Method and apparatus for making optical fiber preform rodsExpiredSep 29, 88Nov 20, 90[C03B]
4969706 Plenum cable which includes halogenated and non-halogenated plastic materialsExpiredApr 25, 89Nov 13, 90[G02B, H01B, H02G]
4965094 Electroless silver coating for dielectric filterExpiredDec 27, 88Oct 23, 90[B05D, H01P]
4962992 Optical transmission media and methods of making sameExpiredMay 15, 89Oct 16, 90[G02B]
4959129 Continuous plating method and apparatusExpiredMay 23, 89Sep 25, 90[C25D]
4950176 Modular plug for terminating cordageExpiredNov 18, 88Aug 21, 90[H01R]
4941795 Component insertion machine apparatusExpiredNov 21, 88Jul 17, 90[H05K]
4940381 Mobile hoistExpiredAug 26, 88Jul 10, 90[B66F]
4922417 Method and apparatus for data hashing using selection from a table of random numbers in combination with folding and bit manipulation of the selected random numbersExpiredOct 24, 86May 01, 90[G06F]
4914866 Apparatus for adjusting optical fiber connector componentsExpiredJan 27, 89Apr 10, 90[B24B]
4910359 Universal cordage for transmitting communications signalsExpiredOct 31, 88Mar 20, 90[H01B]
4900124 Biconic optical fiber connecting device having attenuatorExpiredDec 12, 88Feb 13, 90[G02B]
4901189 Terminal block and methods of makingExpiredJun 24, 88Feb 13, 90[H02H]
4897520 Laser debris vacuum scoopExpiredOct 31, 88Jan 30, 90[B23K]

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