Hangzhou Evergreen Waterproof Material Co., Ltd.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hangzhou Evergreen Waterproof Material Co., Ltd..The latest application filed is for "high-strength wind-resistant skid-resistant waterproof underlayment".
- Hangzhou Evergreen Waterproof Material Co., Ltd. - Hangzhou City CN
- Hangzhou Evergreen Waterproof Material Co., Ltd. - Hangzhou N/A CN
- HANGZHOU EVERGREEN WATERPROOF MATERIAL CO., LTD - Hangzhou CN
- Hangzhou Evergreen Waterproof Material Co., Ltd - Hangzhou City CN
| Patent | Date |
|---|---|
| High-strength Wind-resistant Skid-resistant Waterproof Underlayment App 20200384732 - Shen; Tengfei | 2020-12-10 |
| High-strength wind-resistant skid-resistant waterproof underlayment Grant 10,710,334 - Shen | 2020-07-14 |
| High-strength Wind-resistant Skid-resistant Waterproof Underlayment App 20190022976 - Shen; Tengfei | 2019-01-24 |
| High-strength wind-resistant skid-resistant waterproof underlayment Grant 10,112,367 - Shen October 30, 2 | 2018-10-30 |
| High-Strength Wind-Resistant Skid-Resistant Waterproof Underlayment App 20170190146 - SHEN; Tengfei | 2017-07-06 |
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