DOUGLAS, MCDONNELL

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B64C AEROPLANES; HELICOPTERS 272
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 148
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6048581 Elastic ground plane and methodSep 24, 96Apr 11, 00[B05D]
6027074 Reinforced elastomer panelFeb 27, 97Feb 22, 00[B64C]
5988965 Locking fastenerJun 25, 97Nov 23, 99[F16B]
5899410 Aerodynamic body having coplanar joined wingsDec 13, 96May 04, 99[B64C]
5682237 Fiber strain sensor and system including one intrinsic and one extrinsic fabry-perot interferometerMay 26, 95Oct 28, 97[G01B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5988567 Conformable weapons platformExpiredJun 30, 97Nov 23, 99[B64C]
5979828 Apparatus for eliminating gaps in an aircraftExpiredApr 30, 97Nov 09, 99[B64C]
5975463 Expandable aircraft bay and methodExpiredDec 21, 95Nov 02, 99[B64C]
5947417 Fairing for an expandable bayExpiredJul 25, 97Sep 07, 99[B64C]
5918834 Retractable sensor system for an aircraftExpiredFeb 27, 97Jul 06, 99[H01Q, B64C]
5451014 Self-initializing internal guidance system and method for a missileExpiredMay 26, 94Sep 19, 95[F41G]

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