US 11,926,171 B2
Nib for writing felt pen
Etienne Roudaut, Clichy (FR)
Assigned to SOCIÉTÉ BIC, Clichy (FR)
Appl. No. 17/754,292
Filed by Société BIC, Clichy (FR)
PCT Filed Sep. 28, 2020, PCT No. PCT/EP2020/077114
§ 371(c)(1), (2) Date Mar. 29, 2022,
PCT Pub. No. WO2021/063892, PCT Pub. Date Apr. 8, 2021.
Claims priority of application No. 19306221 (EP), filed on Sep. 30, 2019.
Prior Publication US 2022/0388330 A1, Dec. 8, 2022
Int. Cl. B43K 8/10 (2006.01); B43K 1/00 (2006.01); B43K 1/12 (2006.01); B43K 5/03 (2006.01); B43K 8/02 (2006.01); B43K 8/03 (2006.01)
CPC B43K 8/10 (2013.01) [B43K 1/12 (2013.01); B43K 5/03 (2013.01); B43K 8/024 (2013.01); B43K 8/03 (2013.01); B43K 1/003 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A writing kit comprising a refillable free ink writing felt pen body and one or more nibs,
wherein the refillable free ink writing felt pen body comprises a nib receiving part and a liquid ink tank, the nib receiving part comprising a breaking part configured to break a breakable portion of a dry ink tank of a nib of the one or more nibs upon insertion of the nib into the nib receiving part,
wherein each of the one or more nibs comprises:
a body comprising:
a first end, configured to deliver ink to a writing support;
a second end, opposite the first end, configured to be inserted in the nib receiving part of the refillable free ink writing felt pen body of a refillable free ink writing felt pen; and
the dry ink tank comprising dry ink, the dry ink tank being delimited by the second end of the body of the nib and a dry ink tank wall comprising the breakable portion.