Description
Class B63H : MARINE PROPULSION OR STEERING
Subclass 1/02: Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) of rotary type (endless-track type B63H 1/34)
B63H 1/02
Sub-Class
Stats
- 8 US PATENTS IN FORCE
- 1 US APPLICATIONS PENDING
- 5 Total Patent Owners
- 27 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11146073 | System and method for optimization of engines on a common variable frequency bus | Nov 01, 19 | Oct 12, 21 | Caterpillar Inc. |
| 9946261 | User-operable control for propulsion systems | Jun 16, 14 | Apr 17, 18 | Norsepower Oy |
| 9663210 | Ship's propulsion unit | Jul 08, 14 | May 30, 17 | ABB SCHWEIZ AG |
| 9631334 | Mobile marine barrier | Jul 02, 12 | Apr 25, 17 | INTELLIGENT ORGANICS LIMITED |
| 9463853 | Propeller propulsion system for floating structures | Mar 31, 11 | Oct 11, 16 | Scana Volda AS |
| 9463854 | Jet propelled watercraft | Jul 23, 13 | Oct 11, 16 | YAMAHA HATSUDOKI KABUSHIKI KAISHA |
| 9139277 | Multi-stage watertight chamber | Jul 08, 14 | Sep 22, 15 | Not available |
| 5226804 | Propeller blade configuration | Jun 11, 91 | Jul 13, 93 | GENERAL ELECTRIC CANADA INC. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0052,662 | POOL CLEANING DEVICE | Feb 21, 23 | Feb 15, 24 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 25 Months (last 2 years Issuances)
- 25 Months (last 5 years Issuances)