Table 1 Total number of patents related to microalgae in agriculture found in each database and the number of patents selected after each analysis
From: What do patents tell us about microalgae in agriculture?
Databases | Total number of patents found | Number of patents selected | Number of patents selected | Number of patents selected |
|---|---|---|---|---|
(after abstract review) | (after database redundancy exclusion) | (after office redundancy exclusion) | ||
Espacenet | 526 | 94 | – | – |
WIPO | 110 | 37 | – | – |
INPI | 33 | 1 | – | – |
Total | 669 | 132 | 125 | 47 |