Oil spill apparatus
Patent 3986959 Issued on October 19, 1976. Estimated Expiration Date: 
October 19, 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.
October 19, 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 3581899 3592006 3631679 3667608 3668118 3679058 3700593 3800950 3804251 InventorsApplicationNo. 579681 filed on 05/21/1975US Classes:210/242.4, With oil water sorption means210/924Using physical agent (e.g., sponge, mop, etc.)ExaminersPrimary: Hart, Charles N.Assistant: Mukai, Robert G. Attorney, Agent or FirmInternational ClassE02B 15/04 (20060101)AbstractAn improved method and apparatus for removal of oil products floating on water in which a floating sponge remains essentially fixed on top of the water and bouyant squeezing means are moved over said belt to squeeze out oil picked up thereby without having to lift the sponge from the water. | |
