Rockcor, Inc.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4930310 Monopropellant plenum propulsion system with integrated valve/nozzle for fast response thrustExpiredNov 25, 88Jun 05, 90[F02K]
4805399 Monopropellant plenum propulsion system with integrated valve/nozzle for fast response thrustExpiredJan 20, 88Feb 21, 89[F02K]
4588637 Adhesive compositionExpiredMar 05, 84May 13, 86[C09J]
4539344 Thermally stable sealant compositionExpiredApr 14, 82Sep 03, 85[B60C]
4533416 Pelletizable propellantExpiredAug 07, 81Aug 06, 85[C06B]
4487154 Pressure-activated low pressure warning deviceExpiredOct 15, 82Dec 11, 84[B60C]
4433011 Tracking nozzle for viscous fluid applicationExpiredDec 08, 81Feb 21, 84[B29H, B60C]
4426468 Sealant compositionExpiredAug 30, 82Jan 17, 84[C08L]
4424295 Elastomeric sealant compositionExpiredApr 05, 82Jan 03, 84[C08L]
4353322 Low inflation warning device for pneumatic tiresExpiredMay 04, 81Oct 12, 82[B60C]
4281621 Tire sealant applicatorExpiredDec 03, 79Aug 04, 81[B05B]
4272301 Tire cleaning system with tire spreaderExpiredApr 15, 80Jun 09, 81[B08B, B60C]
4206008 Tire sealant applicatorExpiredAug 14, 78Jun 03, 80[B29H, B60C]

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