Assignee
HONG KONG STATIONERY MFG CO LTD
HK·3 granted patents·34 citations·filing 1997–1999
Technology mixB42F1
Top patents by PatentIndex Score
3 records- 0170US5904435ALocking booster ring binder mechanismHONG KONG STATIONERY MFG CO LTD·Filed 1997·Granted May 18, 1999·33 cites·7 claims
- 0229USD420700SMetal ring binder with an embossed surfaceHONG KONG STATIONERY MFG CO LTD·Filed 1998·Granted Feb 15, 2000·1 cites·1 claims
- 0327USD423045SMetal ring binderHONG KONG STATIONERY MFG CO LTD·Filed 1999·Granted Apr 18, 2000·0 cites·1 claims
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