Cleaning implement including a sponge, squeegee, scraper and brush
Patent 3968535 Issued on July 13, 1976. Estimated Expiration Date: 
July 13, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 13, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 913304 3307212 AbstractA cleaning device for use on car windshields and shoes, the device being of the type having the cleaning elements mounted on a head carried by a manually engageable handle. The cleaning elements include a sponge, a window squeegee, a shoe scraper, and a shoe cleaning brush. | |
