Assignee
WORLD WIDE STATIONERY MFG CO LTD
HK·16 granted patents·3 pending applications·56 citations·filing 1995–2018
Top patents by PatentIndex Score
19 records- 0177US10532599B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2017·Granted Jan 14, 2020·1 cites·14 claims
- 0275USD433445SRing binderWORLD WIDE STATIONERY MFG CO LTD·Filed 2000·Granted Nov 7, 2000·20 cites·1 claims
- 0371US9656507B2Ring binder mechanism having snap-in ring membersWORLD WIDE STATIONERY MFG CO LTD·Filed 2014·Granted May 23, 2017·1 cites·20 claims
- 0468USD377805SRing binderWORLD WIDE STATIONERY MFG CO LTD·Filed 1995·Granted Feb 4, 1997·17 cites·1 claims
- 0567US9895922B2Ring binder with interlocking ring membersWORLD WIDE STATIONERY MFG CO LTD·Filed 2016·Granted Feb 20, 2018·1 cites·14 claims
- 0667USD426571SRing binderWORLD WIDE STATIONERY MFG CO LTD·Filed 1998·Granted Jun 13, 2000·13 cites·1 claims
- 0761US10173458B2Lever for a ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2017·Granted Jan 8, 2019·0 cites·17 claims
- 0858US9676222B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2015·Granted Jun 13, 2017·0 cites·20 claims
- 0958US9469149B2Self-locking actuator for ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2014·Granted Oct 18, 2016·0 cites·12 claims
- 1057US10532598B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2015·Granted Jan 14, 2020·0 cites·17 claims
- 1155US9751356B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2014·Granted Sep 5, 2017·0 cites·22 claims
- 1253US10369833B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2015·Granted Aug 6, 2019·0 cites·9 claims
- 1345US2021177140A1Hanger barWORLD WIDE STATIONERY MFG CO LTD·Filed 2018·Application pending·0 cites
- 1443US2021162796A1Notebook hangerWORLD WIDE STATIONERY MFG CO LTD·Filed 2017·Application pending·0 cites
- 1541US2017291446A1Ring binder having interlocking ring tipsWORLD WIDE STATIONERY MFG CO LTD·Filed 2016·Application pending·0 cites
- 1639USD430898SRing binderWORLD WIDE STATIONERY MFG CO LTD·Filed 2000·Granted Sep 12, 2000·3 cites·1 claims
- 1738US9511617B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2014·Granted Dec 6, 2016·0 cites·21 claims
- 1832USD783092SRing mechanism having elliptical cross sectional ring membersWORLD WIDE STATIONERY MFG CO LTD·Filed 2014·Granted Apr 4, 2017·0 cites·1 claims
- 1927US9522561B2Ring binder mechanismWORLD WIDE STATIONERY MFG CO LTD·Filed 2014·Granted Dec 20, 2016·0 cites·23 claims
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