Electrical seal
US-10249458-B2 · Apr 2, 2019 · US
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with one or more flat stamping surfaces having fixed images
with one or more flat stamping surfaces having fixed images · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B41K1/02 |
| Official title | with one or more flat stamping surfaces having fixed images |
| Display label | with one or more flat stamping surfaces having fixed images |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears to be growing based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 1 |
| 2019 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electronic seal
US-2019043678-A1 · Feb 7, 2019 · US
Stamping-face plate holder
US-9610665-B2 · Apr 4, 2017 · US
Stamp face forming device, method of forming stamp face, and non-transitory storage medium
US-9302520-B2 · Apr 5, 2016 · US
Stamp-face forming apparatus, method of forming a stamp face, and stamp-face forming system
US-9278568-B2 · Mar 8, 2016 · US
Stamp-face forming apparatus, method of forming a stamp face, and stamp-face forming system
US-2015122141-A1 · May 7, 2015 · US
Stamp face forming device, method of forming stamp face, and non-transitory storage medium
US-2015096455-A1 · Apr 9, 2015 · US
Stamp-Making Methods and Devices
US-2015047522-A1 · Feb 19, 2015 · US
Stamping-face plate holder
US-2015001779-A1 · Jan 1, 2015 · US