Device for retaining an optical part
Patent 4778253 Issued on October 18, 1988. Estimated Expiration Date: 
March 26, 2006. 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.
March 26, 2006. 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 ReferencesRadiation curable coating composition Polymer compositions Vitrifiable adhesive process Dental restoring material and a filler therefor Adhesives for bonding optical elements Patent #: 4560457 InventorsAssigneeApplicationNo. 06/844357 filed on 03/26/1986US Classes:359/819, Lens mounts156/89.15, Nitride compound containing156/89.17, Silver containing522/81Heavy metal containing DNRMExaminersPrimary: Corbin, John K.Assistant: Ben, Loha Attorney, Agent or FirmInternational ClassG02B 7/02 (20060101)Foreign Application Priority Data1985-03-28 JPAbstractA device for retaining an optical part is disclosed, which comprises an optical element, a holding frame and an adhesive for fixing the optical element to the holding frame. The adhesive comprises an ultraviolet curing type adhesive containing 0.5-20% by weight of a filler. | |
