SPEARS MANUFACTURING CO.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F16L PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL1753
 
 
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING370
 
 
 
A62C FIRE-FIGHTING 126
 
 
 
B09B DISPOSAL OF SOLID WASTE 110
 
 
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
 
 
C07D HETEROCYCLIC COMPOUNDS 1161
 
 
 
F42B EXPLOSIVE CHARGES, e.g. FOR BLASTING; FIREWORKS; AMMUNITION 138

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9810359 Pipe couplingOct 06, 15Nov 07, 17[F16L]
9765912 Telescoping pipe couplingNov 04, 15Sep 19, 17[F16L]
9709202 Pipe connector fitting with elongate gasket and metal threadsNov 04, 15Jul 18, 17[F16L, A62C]
9611960 Cut-in fitting for connecting pipeFeb 28, 13Apr 04, 17[F16L]
9611970 Pipe capNov 04, 15Apr 04, 17[F16L]
9151426 Closure fitting for containment pipingAug 28, 13Oct 06, 15[F16L]
8474472 Rotatable fire sprinkler fitting with elongated gasketJul 10, 12Jul 02, 13[F16L]
8388026 Repair coupling for piping systemsJun 06, 11Mar 05, 13[F16L]
8381655 Aluminum cartridge casing for riflesMar 28, 12Feb 26, 13[B23P, F42B]
8297022 Portable vapor containment structureAug 25, 08Oct 30, 12[B09B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0259,042 ROTATABLE FIRE SPRINKLER FITTING WITH ELONGATED GASKETAbandonedApr 06, 09Oct 14, 10[F16L]
7303146 Pipe fitting with length adjustmentExpiredJul 13, 05Dec 04, 07[B05B]
6959880 Pipe fitting with length adjustmentExpiredFeb 10, 03Nov 01, 05[B05B]
6866305 Pipe fitting having strengthened starter threadsExpiredJul 03, 02Mar 15, 05[F16L]
6575431 Weir-type diaphragm valve with raised arcuate beadExpiredSep 14, 99Jun 10, 03[F16K]
6290267 Cam-lock fittingExpiredDec 20, 99Sep 18, 01[F16L]
6149107 Pipe fitting support bracketExpiredSep 21, 98Nov 21, 00[F16L]
6142173 High purity corrosion resistant butterfly valveExpiredJul 30, 96Nov 07, 00[F16L]
5806555 Locking device for valvesExpiredJan 31, 97Sep 15, 98[F16K]
5109929 Sprinkler head adapterExpiredSep 07, 90May 05, 92[A62C]

Top Inventors for This Owner

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