STEWART-WARNER BASSICK CORPORATION

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4793022 Tread protector for dual wheel casterExpiredDec 22, 87Dec 27, 88[A47B]
D296300 Dual wheel casterExpiredDec 19, 84Jun 21, 88[]
4707880 Swivel caster assembly and method of makingExpiredMar 04, 86Nov 24, 87[B60B]
4554704 Corrosion resistant casterExpiredDec 14, 83Nov 26, 85[B60B]
4544425 Method for attaching wheels to dual wheel casters, including ultrasonic weldingExpiredMar 07, 84Oct 01, 85[B60B]
4351084 Soft tread caster wheel and method of making sameExpiredOct 22, 79Sep 28, 82[A47B]
4349937 Caster assembly with swivel lock and brakeExpiredJul 11, 80Sep 21, 82[B60B]
4349938 Caster assembly with swivel lockExpiredOct 14, 80Sep 21, 82[B60B]
4348784 Swivel type caster with seal and lubrication ringExpiredJun 23, 80Sep 14, 82[B60B]
4339842 Combination caster and fixed supportExpiredOct 06, 80Jul 20, 82[B60B]

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