Harper Engineering Co.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B64D EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLYING SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS365
 
  
 
F16B DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING 346
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 254
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 254
 
  
 
E05B LOCKS; ACCESSORIES THEREFOR; HANDCUFFS248
 
  
 
B60R VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR 1109
 
  
 
E05C BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS 135

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9663229 Overhead storage compartment cover assembly and methods to use sameMay 13, 15May 30, 17[B64F, B64D]
9567778 Methods for installation of potted inserts having a latch mechanismOct 16, 14Feb 14, 17[B23P, F16B, E05B, B64D, B21D]
9353555 Method of fabricating potted panel latch systemNov 22, 13May 31, 16[F16B, E06B, E05B, E05C, B64D, B21D]
8616621 Potted panel latch systemAug 03, 10Dec 31, 13[B60R]
7761972 Eccentric fastening deviceMar 05, 09Jul 27, 10[B23P]
7524154 Eccentric fastening deviceNov 28, 05Apr 28, 09[F16B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0101,712 DAMPENED BAYONET LATCHAbandonedNov 04, 09May 05, 11[E05C]
2010/0102,170 ENERGY ABSORBING SEATAbandonedOct 29, 08Apr 29, 10[B60R, B64D]
2010/0040,828 Latch coverAbandonedAug 15, 08Feb 18, 10[B32B]
2009/0152,397 SELECTIVE RELEASE LATCHAbandonedDec 13, 07Jun 18, 09[B64C]
2009/0152,878 RESETTABLE RELEASE LATCHAbandonedDec 13, 07Jun 18, 09[E05B]

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