Goldmaster Development Limited
Patent Applications and Registrations
Patent applications and USPTO patent grants for Goldmaster Development Limited.The latest application filed is for "toy ferris wheel".
- Goldmaster Development Limited - Chai Wan Hong Kong CN
- Goldmaster Development Limited - Hong Kong HK
- Goldmaster Development Limited - Chaiwan HK
- Goldmaster Development Limited - HK HK
| Patent | Date |
|---|---|
| Toy ferris wheel Grant D572,317 - Lam July 1, 2 | 2008-07-01 |
| Solar panel Grant D536,299 - Lam February 6, 2 | 2007-02-06 |
| Solar folding panel Grant D528,501 - Lam September 19, 2 | 2006-09-19 |
| Solar and dynamo powered radio with light Grant D505,408 - Lam May 24, 2 | 2005-05-24 |
| Solar and dynamo powered radio with light Grant D505,128 - Lam May 17, 2 | 2005-05-17 |
| Solar and dynamo powered radio with light Grant D504,411 - Lam April 26, 2 | 2005-04-26 |
| Solar and dynamo powered radio with light Grant D504,410 - Lam April 26, 2 | 2005-04-26 |
| Solar powered light Grant D496,484 - Lam September 21, 2 | 2004-09-21 |
| Solar powered light Grant D495,444 - Lam August 31, 2 | 2004-08-31 |
| Solar powered light Grant D495,083 - Lam August 24, 2 | 2004-08-24 |
| Solar powered lamp Grant D452,928 - Lam January 8, 2 | 2002-01-08 |
| Solar powered lamp Grant D422,735 - Lam April 11, 2 | 2000-04-11 |
| Ventilating fan Grant D409,741 - Yuen-Ming May 11, 1 | 1999-05-11 |
| Combined flashlight and fluorescent lamp Grant D378,142 - Lam February 18, 1 | 1997-02-18 |
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