Whitman Medical Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5259587 Roller clampExpiredJun 08, 92Nov 09, 93[F16K]
5083743 Slip thread adjustable in-line valve for sterile fluidsExpiredApr 25, 91Jan 28, 92[F16K, F16D]
4573658 Adjustable in-line valve for sterile fluidsExpiredMay 12, 82Mar 04, 86[F16K]
4512766 Catheter valveExpiredDec 08, 82Apr 23, 85[A61B, A61M]
4507111 Surgical scrubExpiredOct 19, 82Mar 26, 85[A61M]
4498796 Surgical scrubExpiredMar 17, 83Feb 12, 85[A47L, A61M]
4494581 Isolation of forestream and midstream portions of collected urine samplesExpiredFeb 18, 83Jan 22, 85[B65B]
4492258 Sterile urine specimen collectionExpiredFeb 18, 83Jan 08, 85[B65B]
4471942 In-line valve for administering parenteral liquidsExpiredSep 23, 82Sep 18, 84[F16K]
4469452 Indicator system and means for irreversibly recording a temperature limitExpiredApr 14, 82Sep 04, 84[C09K, G01K, G01N]
4455139 Intravenous liquid leveling deviceExpiredMar 23, 82Jun 19, 84[A61M]
4448204 Liquid crystal infiltration sensing systemExpiredSep 24, 82May 15, 84[A61B]
4425923 Incentive spirometer with automatic levellingExpiredNov 23, 81Jan 17, 84[A61B]
4415288 Liquid dispensing device with cartridge-rupturing memberExpiredAug 31, 81Nov 15, 83[A47L, A61M]
4397647 Catheter stabilization fitting having a snap-over coverExpiredMar 02, 82Aug 09, 83[A61M]
4392856 Vascular puncture stabilizer fitting for facilitating withdrawalExpiredOct 23, 81Jul 12, 83[A61M]
4391283 Incentive spirometerExpiredMar 24, 81Jul 05, 83[A61B]
4378808 Liquid crystal infiltration sensing systemExpiredApr 07, 80Apr 05, 83[A61B]
4341208 Moisture-retentive covering for ointment applicationExpiredJul 14, 80Jul 27, 82[A61L]
4332369 Adjustable in-line intravenous valve with locking mechanismExpiredJul 14, 80Jun 01, 82[F16K]

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