Description
MARINE PROPULSION OR STEERING (propulsion of air-cushion vehicles B60V 1/14; peculiar to submarines, other than nuclear propulsion, B63G; peculiar to torpedoes F42B 19/00)
B63H
Technology
Stats
- 6,443 US PATENTS IN FORCE
- 1,718 US APPLICATIONS PENDING
- 2,446 Total Patent Owners
- 14,830 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) |
| 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) |
| 1/04 | 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) with rotation axis substantially at right angles to propulsive direction, e.g. paddle wheels |
| 1/06 | 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) with rotation axis substantially at right angles to propulsive direction, e.g. paddle wheels with adjustable vanes or blades |
| 1/08 | 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) with rotation axis substantially at right angles to propulsive direction, e.g. paddle wheels with adjustable vanes or blades with cyclic adjustment |
| 1/10 | 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) with rotation axis substantially at right angles to propulsive direction, e.g. paddle wheels with adjustable vanes or blades with cyclic adjustment with blades extending axially from a disc-shaped rotary body |
| 1/12 | 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) with rotation axis substantially in propulsive direction |
| 1/14 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) |
| 1/15 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) having vibration damping means (anti-vibration mounting of propulsion plant B63H 21/3; means for damping vibration in general F16F) |
| 1/16 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) having a shrouding ring attached to blades |
| 1/18 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) with means for diminishing cavitation, e.g. supercavitation |
| 1/20 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) Hubs; Blade connections |
| 1/22 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) Hubs; Blade connections the blades being foldable |
| 1/24 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) Hubs; Blade connections the blades being foldable automatically foldable or unfoldable |
| 1/26 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) Blades |
| 1/28 | 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) with rotation axis substantially in propulsive direction Propellers (pitch changing B63H 3/00) Other means for improving propeller efficiency (water-guiding elements formed by shape of hull B63H 5/00) |
| 1/30 | Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) of non-rotary type |
| 1/32 | Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) of non-rotary type Flaps, pistons, or the like, reciprocating in propulsive direction |
| 1/34 | Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) of non-rotary type of endless-track type |
| 1/36 | Propulsive elements directly acting on water (jet propulsion B63H 11/00; attachment of propellers on shafts B63H 23/34) of non-rotary type Swinging flaps, e.g. fishtail type |
Recent Patents
Not Available
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0115,337 | Waterborne Waste-Disposal Vessel | Oct 06, 23 | Apr 10, 25 | Not available |
| 2025/0115,343 | Environmentally-Friendly Ship Propulsion System | Jul 13, 22 | Apr 10, 25 | Not available |
| 2025/0115,344 | MAGNETOHYDRODYNAMIC SEAWATER PROPULSION THRUSTER | Dec 19, 24 | Apr 10, 25 | Korea Atomic Energy Research Institute |
| 2025/0115,345 | RUDDER TO DECREASE DRAG AND INCREASE TURNING EFFICIENCY OF A FLUID TRAVERSING AIR AND WATER CRAFT | Oct 10, 23 | Apr 10, 25 | Not available |
| 2025/0116,196 | FLUID PROPULSION SYSTEM | Dec 16, 24 | Apr 10, 25 | Not available |
| 2025/0108,896 | Rim Driven Thruster and Method for Propelling a Ship | Mar 28, 23 | Apr 03, 25 | Not available |
| 2025/0108,897 | Oar Snubber | Sep 29, 23 | Apr 03, 25 | Not available |
| 2025/0108,898 | STERN THRUSTER | Sep 27, 24 | Apr 03, 25 | LEWMAR LIMITED |
| 2025/0108,899 | PROPULSION APPARATUS FOR WATERCRAFT | Sep 28, 23 | Apr 03, 25 | Not available |
| 2025/0108,900 | PROPULSION APPARATUS FOR WATERCRAFT | Sep 28, 23 | Apr 03, 25 | Not available |
| 2025/0108,901 | FLOATING POWER GENERATION | Oct 02, 23 | Apr 03, 25 | Not available |
| 2025/0108,902 | OMNIDIRECTIONAL SURFACE VEHICLE | Sep 12, 24 | Apr 03, 25 | Not available |
Top Owners in This Class
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Applications Filed in This Class - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)