Class F16F : SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
Subclass 1/20: Springs (working with fluid F16F 5/00, F16F 9/00) made of steel or other material having low internal friction (F16F 1/36 takes precedence); Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant Leaf springs with layers, e.g. anti-friction layers, or with rollers between the leaves
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12203520 | Composite springs, composite spring assemblies, and methods for making the same | Feb 23, 22 | Jan 21, 25 | GRD INNOVATIONS, LLC |
| 11446164 | Variable stiffness mechanisms | Sep 14, 18 | Sep 20, 22 | Össur Iceland ehf |
| 11168756 | Mounting | Mar 12, 20 | Nov 09, 21 | PUMPKIN MOUNTS, LLC |
| 10933904 | Steering assembly | Dec 28, 18 | Mar 02, 21 | SAINT-GOBAIN PERFORMANCE PLASTICS PAMPUS GMBH |
| 10926789 | Steering assembly | Dec 16, 19 | Feb 23, 21 | Saint-Gobain Performance Plastics Rencol Limited |
| 10612588 | Eccentric clamping bushing | Apr 06, 17 | Apr 07, 20 | FM Energie GmbH & Co. KG |
| 10591012 | Mounting | Apr 08, 16 | Mar 17, 20 | PUMPKIN MOUNTS, LLC |
| 10399469 | Vibration reduction device for vehicle seat | Nov 29, 17 | Sep 03, 19 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; HYUNDAI DYMOS INC.; |
| 9644697 | Eccentric clamping bushing | Dec 15, 10 | May 09, 17 | FM ENERGIE GMBH & CO. KG |
| 9404549 | Electromagnetic inertial actuator | May 05, 10 | Aug 02, 16 | LORD CORPORATION |
| 9285004 | Silencer for a multi-leaf spring | Jul 04, 11 | Mar 15, 16 | NHK SPRING CO., LTD. |
| 9004469 | Space shuttle damping and isolating device | Feb 20, 13 | Apr 14, 15 | EADS CASA Espacio S.L. |
| 8998189 | Wave washer, rotary shaft supporting device including the wave washer, and electric motor including the rotary shaft supporting device | Jul 19, 13 | Apr 07, 15 | JTEKT CORPORATION |
| 8919751 | Riveted diaphragm spring hysteresis package | Jul 03, 12 | Dec 30, 14 | SCHAEFFLER TECHNOLOGIES AG & CO. KG |
| 8840095 | Storage device carrier ejection spring | Jan 11, 12 | Sep 23, 14 | DOT HILL SYSTEMS CORPORATION |
| 8731618 | Portable electronic device | Apr 23, 09 | May 20, 14 | APPLE INC. |
| 8720871 | Dual-hinged spring | Mar 25, 10 | May 13, 14 | BABYROO LTD. |
| 8707582 | Energy storage and return spring | May 30, 08 | Apr 29, 14 | Not available |
| 8668189 | Sine wave spring | Feb 07, 11 | Mar 11, 14 | Not available |
| 8540224 | Variable amplitude sine wave spring | Nov 16, 11 | Sep 24, 13 | Not available |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,776 | COMPOSITE SPRINGS, COMPOSITE SPRING ASSEMBLIES, AND METHODS FOR MAKING THE SAME | Dec 11, 24 | Apr 03, 25 | Not available |
| 2025/0084,907 | WEAR PAD IN A SPRING SUSPENSION SYSTEM AND METHOD THEREOF | Sep 13, 24 | Mar 13, 25 | Mac Trailer Manufacturing Inc. |
| 2020/0140,002 | STEERING ASSEMBLY | Dec 16, 19 | May 07, 20 | Not available |
| 2019/0309,815 | LEAF SPRING DEVICE FOR A VEHICLE, CHASSIS WITH SUCH A LEAF SPRING DEVICE AND A METHOD FOR PRODUCING SUCH A LEAF SPRING DEVICE AND/OR SUCH A CHASSIS | Apr 04, 19 | Oct 10, 19 | Not available |
| 2019/0078,636 | SPACE MAINTAINING MEMBER AND LEAF SPRING USING SAME | Mar 06, 17 | Mar 14, 19 | Not available |
| 2019/0078,637 | GAP RETAINING MEMBER AND LAMINATED LEAF SPRING PROVIDED WITH SAME | Mar 07, 17 | Mar 14, 19 | Not available |
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