Assignee
HONG KONG STATIONERY MFG CO LT
HK·8 granted patents·3 pending applications·302 citations·filing 1997–2004
Top patents by PatentIndex Score
11 records- 0196US6206601B1Locking booster ring binder mechanismHONG KONG STATIONERY MFG CO LT·Filed 1999·Granted Mar 27, 2001·94 cites·3 claims
- 0294US5882135ARing binder assemblyHONG KONG STATIONERY MFG CO LT·Filed 1997·Granted Mar 16, 1999·89 cites·3 claims
- 0391US6916134B2Safety ring binder having sliding actuatorsHONG KONG STATIONERY MFG CO LT·Filed 2003·Granted Jul 12, 2005·70 cites·3 claims
- 0476US6637968B2Three-ring binder with actuating crankHONG KONG STATIONERY MFG CO LT·Filed 2001·Granted Oct 28, 2003·15 cites·4 claims
- 0570US7293932B2Lever arch binder mechanism with complementary ring tipsHONG KONG STATIONERY MFG CO LT·Filed 2004·Granted Nov 13, 2007·12 cites·6 claims
- 0652US6179507B1Permanently locking ring binderHONG KONG STATIONERY MFG CO LT·Filed 1999·Granted Jan 30, 2001·14 cites·5 claims
- 0751US2005135871A1Ring binder mechanism with pronged metal anchorsHONG KONG STATIONERY MFG CO LT·Filed 2003·Application pending·0 cites
- 0849US2005260030A1D-ring binder mechanism with complementary ring tipsHONG KONG STATIONERY MFG CO LT·Filed 2004·Application pending·0 cites
- 0946USD479267SRing binderHONG KONG STATIONERY MFG CO LT·Filed 2002·Granted Sep 2, 2003·6 cites·1 claims
- 1039US2004067094A1Trigger construction for ring binder mechanismHONG KONG STATIONERY MFG CO LT·Filed 2002·Application pending·0 cites
- 1133USD448045SRing binder having a torsionally stiffened bladeHONG KONG STATIONERY MFG CO LT·Filed 2000·Granted Sep 18, 2001·2 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when HONG KONG STATIONERY MFG CO LT files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →