Classification according to the decision of invalidation re-examination
| Invention patents | Label | |
|---|---|---|
| All claims are valid | 3,230 | 1 |
| Claims are partly valid | 2,744 | 1 |
| All claims are invalid | 2,692 | 0 |
| Total | 8,666 |
| Invention patents | Label | |
|---|---|---|
| All claims are valid | 3,230 | 1 |
| Claims are partly valid | 2,744 | 1 |
| All claims are invalid | 2,692 | 0 |
| Total | 8,666 |
Source(s): The patent re-examination and invalidation department of CNIPA and authors’ calculations
As a benefit of your subscription, you can share temporary access to restricted articles.
Each link will stop working after 30 days or 10 uses. You may create up to 10 links in a 30 day period.
Please sign in to your personal account to gift article access.
As a benefit of your subscription, you can share temporary access to restricted articles.
Each link will stop working after 30 days or 10 uses. You may create up to 10 links in a 30 day period.
Gift articles remaining: --
Each link will stop working after 30 days or 10 uses. You may create up to 10 links in a 30 day period.
Gift articles remaining: --
As a benefit of your subscription, you can share temporary access to restricted articles.
Each link will stop working after 30 days or 10 uses.
You have reached the limit of 10 links within a 30 day period.
Sharing content requires targeting cookies to be enabled. Please update your cookie preferences to use this feature.