Lock device for graphite furnace
US-11519206-B2 · Dec 6, 2022 · US
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with bolts engaging a stud-like keeper (E05C3/24, E05C3/30, E05C3/36 take precedence)
with bolts engaging a stud-like keeper (E05C3/24, E05C3/30, E05C3/36 take precedence) · Cooperative Patent Classification (CPC)
Building, mining, and civil engineering structures.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | E05C3/40 |
| Official title | with bolts engaging a stud-like keeper (E05C3/24, E05C3/30, E05C3/36 take precedence) |
| Display label | with bolts engaging a stud-like keeper (E05C3/24, E05C3/30, E05C3/36 take precedence) |
| Total patents | 2 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2021 | 1 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lock device for graphite furnace
US-2021115710-A1 · Apr 22, 2021 · US