Description
Class F28G : CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OF BOILERS
Subclass 1/14: Non-rotary, e.g. reciprocated, appliances (F28G 3/00 takes precedence) Pull-through rods
F28G 1/14
Sub-Class
Stats
- 3 US PATENTS IN FORCE
- 0 US APPLICATIONS PENDING
- 1 Total Patent Owners
- 13 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11313632 | Deep cleaning alignment equipment | Nov 29, 18 | Apr 26, 22 | Precision Iceblast Corporation |
| 10780460 | Heat exchanger | Aug 02, 16 | Sep 22, 20 | Linde Aktiengesellschaft |
| 9146063 | Machine for descaling cellular bodies of an air-water heat exchanger | Oct 07, 10 | Sep 29, 15 | ARTS |
Recent Publications
Not Available
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 49 Months (last 2 years Issuances)
- 49 Months (last 5 years Issuances)