G06F15/00- Digital computers in general Data processing equipment in general.G06- COMPUTING CALCULATING OR COUNTING.Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Assignors: CCL PRODUCTS ENTERPRISES, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LEUNG, CHAN SIK Application filed by CCL Products Enterprises Inc filed Critical CCL Products Enterprises Inc Priority to US09/157,187 priority Critical patent/US6178085B1/en Application granted granted Critical Publication of US6178085B1 publication Critical patent/US6178085B1/en Assigned to CCL CREATIVE LTD., C.C. reassignment CCL PRODUCTS ENTERPRISES, INC. Assigned to CCL PRODUCTS ENTERPRISES, INC. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Family has litigation Priority claimed from US8324998P external-priority First worldwide family litigation filed litigation Critical (B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License. Original Assignee CCL Products Enterprises Inc Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number US09/157,187 Inventor Chan Sik Leung Current Assignee (The listed assignees may be inaccurate. Google Patents Calculator lid mechanismĭownload PDF Info Publication number US6178085B1 US6178085B1 US09/157,187 US15718798A US6178085B1 US 6178085 B1 US6178085 B1 US 6178085B1 US 15718798 A US15718798 A US 15718798A US 6178085 B1 US6178085 B1 US 6178085B1 Authority US United States Prior art keywords calculator lid housing damping lid structure Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US6178085B1 - Calculator lid mechanism
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