Patterned stamp manufacturing method, patterned stamp imprinting method and imprinted article
US-11453232-B2 · Sep 27, 2022 · US
to produce rubber printing blocks · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B41C3/04 |
| Official title | to produce rubber printing blocks |
| Display label | to produce rubber printing blocks |
| Total patents | 4 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be declining based on the most recent years.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2018 | 2 |
| 2022 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-11453232-B2 · Sep 27, 2022 · US
US-2018141366-A1 · May 24, 2018 · US
US-9908358-B2 · Mar 6, 2018 · US
US-2016152064-A1 · Jun 2, 2016 · US