Patent Auction lists patented inventions for sale or license

Patent Auction.com is an online marketplace for inventions protected by patent rights. We list patents for sale or license in all fields of industry.

Are you looking for new products, new ideas, new markets ? Feel free to browse through our entire database of patents, starting from the categories below and if you have questions about any specific invention, you can contact the inventor directly through the site.

Are you looking to sell your patent or bring your invention to the next level ? Inventors can list their patented inventions (or patent pending). Listing your patent on Patent Auction is free and very easy. More...

PatentAuction.com (previously known as FreePatentAuction.com) has been providing free patent listings since 2004 and will continue doing so in the future. We are the oldest and largest patent listings platform. We have put in relation thousands of inventors and potential buyers.

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Newly listed patents

Listing created:

Picture for patent availablePatent document available 1.  Decorative golf bag wall rack
    (34 views)
3 hours ago
Picture for patent availablePatent document available 2. Innovative cosmetics kéfir
    (28 views)
7 hours ago
Picture for patent available 3. TV Remote with the definition channels
    (24 views)
15 hours ago
Patent document available 4.  Chemical pigging apparatus including an inflatable device
    (81 views)
1 day ago
 5. scour sole sandal
    (45 views)
1 day ago
 6. Water Key companion
    (67 views)
2 days ago
 7. IMAGINARY FRIENDS ( CHILDRENS WEBSITE )
    (56 views)
2 days ago
Picture for patent available 8. A safety electronic shooting simulator
    (118 views)
3 days ago
Picture for patent available 9. soalr defrost sheet aka. solar sheet 3.0
    (149 views)
4 days ago
Patent document available 10.  Bed and Rail Cover
    (165 views)
4 days ago
Patent document available 11.  Brick pocket
    (165 views)
4 days ago
Patent document available 12.  Method for Prescribing and Preparing a Customized Dysphagia Diet
    (147 views)
4 days ago
Patent document available 13.  Divided blade rotor
    (178 views)
5 days ago
Picture for patent available 14. The W.A.L.K. Pads - Pain Relief System
    (110 views)
5 days ago
Picture for patent availablePatent document available 15.  Portable food cooling device
    (214 views)
6 days ago


Most viewed patents

Listing created:

Picture for patent available 1. Micro Mirrors Shield Protecting Earth from Global Warming
    (27483 views)
2 years ago
Picture for patent available 2. Automotive Air Flow Tube
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1 year ago
Picture for patent availablePatent document available 3. Sail venting technology used on BMW Oracle racing Americas Cup
    (10291 views)
4 months ago
Picture for patent availablePatent document available 4. TIRE-HANDLING DEVICE
    (10011 views)
1 year ago
Picture for patent availablePatent document available 5.  THE PHYSICS OF PERMANENT MAGNET MOTORS
    (9633 views)
10 months ago
Picture for patent availablePatent document available 6. CLOTHING IRON HOLDER WITH WATER RESERVOIR
    (9186 views)
1 year ago
Picture for patent available 7. Supercharger Kit for 50cc motorcycle, bike, moped, scooter
    (7513 views)
2 years ago
Picture for patent available 8. FREE COMPRESSION TUBE FOR ROCKETS
    (6928 views)
2 years ago
Patent document available 9. All Jasim patents 8112601, 7780416 Oil, Hackers, windmill, piracy
    (6423 views)
1 year ago
Picture for patent availablePatent document available 10. Pet exerciser - Tested for over 10 years! Solid, proven, design.
    (5869 views)
2 years ago
Picture for patent availablePatent document available 11. IN A MINUTE,CAN A DOOR BE UPDATED TO A FINGERPRINT UNLOCKED DOOR?
    (5467 views)
8 months ago
Picture for patent availablePatent document available 12. Toroidal motor and waste heat energy recovery systems
    (4539 views)
1 year ago
Picture for patent availablePatent document available 13. BELT CLASP (VARIANTS)
    (4490 views)
2 years ago
Picture for patent available 14. Billt-Taper Hand held tape dispenser with belt clip w/pricing
    (4362 views)
5 months ago
Picture for patent availablePatent document available 15. MR1 - the newly patented DIY-friendly car lift
    (4091 views)
2 years ago
Picture for patent availablePatent document available 16. DENTAL FLOSS HOLDER , Flosser
    (3449 views)
2 years ago
Picture for patent availablePatent document available 17. The ANY Key
    (3118 views)
2 years ago
Picture for patent availablePatent document available 18. Patented, Remote Controlled, Low Voltage Window Candles
    (2962 views)
2 years ago
Picture for patent availablePatent document available 19. Optical Illusion Wear
    (2847 views)
2 years ago
Picture for patent available 20. Personal cigarette receptacle
    (2763 views)
2 years ago
Picture for patent availablePatent document available 21.  Concealed Carry --- Trigger SAFETY CLIP
    (2696 views)
1 year ago
Picture for patent availablePatent document available 22.  BIOPSY NEEDLE - SOFT TISSUE - END CUTTING
    (2560 views)
1 year ago
Picture for patent availablePatent document available 23. Hi efficiency DIP TUBE for WATER HEATER
    (2536 views)
1 year ago
Picture for patent available 24. Water produced by the new method ,Cheap Price ,Suitable for use
    (2448 views)
1 week ago
Picture for patent availablePatent document available 25.  REVOLVER SAFETY - Selectable Lockable --
    (2332 views)
1 year ago
Picture for patent availablePatent document available 26. A GARBAGE BAG & RECYCLE BIN COVER................new price.
    (2242 views)
2 years ago
Picture for patent availablePatent document available 27.  Ultra sonic 3-Diminsional CASTING with COMPOSITES
    (2135 views)
1 year ago
Picture for patent available 28. TEJJ Cycle
    (2023 views)
1 year ago
Picture for patent available 29. Wristband Remote Controller - Controls Music All In The Wrist!
    (1821 views)
2 years ago
Picture for patent availablePatent document available 30. Paint Trim Tray with Brush Bar
    (1784 views)
2 years ago
Picture for patent available 31. IDOL ENERGY - idolmotor
    (1777 views)
1 year ago
Picture for patent availablePatent document available 32. A recycling holder that uses and reuses bags to sort items
    (1772 views)
2 years ago
Picture for patent availablePatent document available 33. EASY Solution for Women with Thin Hair - It's BETTER Than a WIG!
    (1718 views)
2 years ago
Picture for patent available 34. M.A.DI - 82MQ OF LIVABLE SPACE IN JUST 4 HOURS
    (1696 views)
2 years ago
Picture for patent available 35. FREQUENCY TUNABLE - ACOUSTIC INSULATION --
    (1629 views)
1 year ago