Description
Class F23H : GRATES
Subclass 3/04: Grates with hollow bars externally cooled, e.g. with water, steam, or air
F23H 3/04
Sub-Class
Stats
- 1 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 1 Total Patent Owners
- 7 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 10760787 | Grate block for a combustion grate | Jun 12, 15 | Sep 01, 20 | HITACHI ZOSEN INOVA AG |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2018/0347,811 | GRATE BLOCK FOR A COMBUSTION GRATE | Jun 12, 15 | Dec 06, 18 | HITACHI ZOSEN INOVA AG |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)