Seaweed-based Biofertilizers: A Patent Analysis

Area of Science:

• Agricultural Science
• Biotechnology
• Intellectual Property Analysis

Background:

• Seaweed biofertilizers are rapidly advancing due to innovations in raw materials, formulations, and processes.
• Annual patent filings demonstrate significant growth in seaweed biofertilizer research and development.

Purpose of the Study:

• To conduct a patentability and patent analysis of seaweed-based biofertilizers from 2000 to 2020.
• To provide researchers and industry professionals with valuable insights into biofertilizer innovation trends.

Main Methods:

• A comprehensive patent search was conducted using keywords, focusing on titles, abstracts, and claims.
• Analysis included publication year, patent classifications, inventors, applicants, owners, and jurisdictions.
• The study identified and analyzed 1731 patent documents within the specified period.

Main Results:

• China dominates seaweed biofertilizer patents, with 1336 filings.
• 2017 marked the peak year for patent applications, with 288 documents filed.
• The majority of patents focus on soil conditioners and organic fertilizers with biological or biochemical treatments.

Conclusions:

• Most seaweed biofertilizer inventions are classified as soil conditioners or organic fertilizers.
• Inventions frequently involve biological or biochemical treatment steps and added bacterial cultures.
• The findings highlight key areas for future innovation and improvement in seaweed-based biofertilizers.