04 / Before the return
An idea worth
coming back to.
NOTE began with a question about what is hidden inside an everyday pen. The earlier work explored a paper refill. The new flagship design uses a separate wooden front refill and rear body.
The earlier invention / Patented in India
Patented.
In India.
NOTE’s original refill technology was granted an Indian patent on 24 May 2024. It is held by bioQ Eco Solutions Private Limited.
- Indian patent
- IN 539139
- Application
- 202211006937
- Granted by
- The Patent Office, Government of India
The grant is titled “A biodegradable refill for a biodegradable writing tool and a method thereof”. The certificate records that earlier invention; it does not establish the materials, performance or patent status of the new wooden design.
The Hindu reported the original NOTE as a world first in May 2024
View full certificate Featured in.
Coverage of the original NOTE pen and its founders. The proposed 2027 construction is a new chapter.
Words and pictures
from the earlier chapter.
Reporting and conversations about bioQ, the original NOTE and the work that led to it.
The earlier NOTE penReported feature
The story behind the earlier penFounder interview The founders’ journeyFounder profile
Penning a sustainable futureReported feature
The founder behind the original NOTEFounder profile
The work before NOTEFounder Q&A
A conversation about the original NOTEVideo interview The journey to the original NOTEVideo interview These sources cover earlier work, including a paper-refill concept. They do not test or endorse the new wooden design. Images are publisher previews; if unavailable, the source card remains linked.










