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.  WASTE CONTAINER TRANSPORTER - HITCH MOUNTED TO VEHICLE
    (60 views)
13 hours ago
Picture for patent available 2. THE DISH MONSTER! Dish washing tool
    (44 views)
18 hours ago
 3. Cushioned Pill Container
    (37 views)
18 hours ago
Picture for patent available 4. Wristband Remote Controller - Controls Music All In The Wrist!
    (45 views)
18 hours ago
 5. Flameless indoor heater on hydrogen peroxide
    (46 views)
22 hours ago
Picture for patent availablePatent document available 6. ShowerSPA - 2013 INPEX Gold-award Invention
    (42 views)
1 day ago
Patent document available 7.  Safe-quick Electricial Boxes
    (77 views)
1 day ago
Patent document available 8. Highest Performance Processor Executing JAVA Bytecodes
    (51 views)
1 day ago
Picture for patent availablePatent document available 9.  LAWN RANGER- Adjustable bracing structure for yard bags
    (111 views)
2 days ago
Patent document available 10.  Animal waste disposal system
    (114 views)
3 days ago
Picture for patent available 11. US patent 8967274: cooling system, PUMP, LNG, oil fields reviver
    (69 views)
3 days ago
Picture for patent availablePatent document available 12. Baseball Protective Headgear
    (126 views)
4 days ago
Picture for patent availablePatent document available 13.  Baseball Protective Headgear
    (117 views)
4 days ago
 14. mechanical transmisiion gear
    (109 views)
4 days ago
Picture for patent available 15. Sales patent with all right 4 child figures
    (87 views)
4 days ago


Most viewed patents

Listing created:

Picture for patent availablePatent document available 1. Sail venting technology used on BMW Oracle racing Americas Cup
    (16191 views)
9 months ago
Picture for patent available 2. Automotive Air Flow Tube
    (15662 views)
2 years ago
Picture for patent availablePatent document available 3. TIRE-HANDLING DEVICE
    (13849 views)
2 years ago
Picture for patent availablePatent document available 4. CLOTHING IRON HOLDER WITH WATER RESERVOIR
    (12015 views)
2 years ago
Picture for patent availablePatent document available 5.  THE PHYSICS OF PERMANENT MAGNET MOTORS
    (11036 views)
1 year ago
Picture for patent availablePatent document available 6. Pet exerciser - Tested for over 10 years! Solid, proven, design.
    (9465 views)
2 years ago
Patent document available 7. All Jasim patents 8112601, 7780416 Oil, Hackers, windmill, piracy
    (7970 views)
1 year ago
Picture for patent availablePatent document available 8. Toroidal motor and waste heat energy recovery systems
    (5685 views)
1 year ago
Picture for patent available 9. Billt-Taper Hand held tape dispenser with belt clip w/pricing
    (5156 views)
10 months ago
Picture for patent availablePatent document available 10.  Concealed Carry --- Trigger SAFETY CLIP
    (3692 views)
2 years ago
Picture for patent availablePatent document available 11.  BIOPSY NEEDLE - SOFT TISSUE - END CUTTING
    (3421 views)
2 years ago
Picture for patent available 12. Water produced by the new method ,Cheap Price ,Suitable for use
    (3294 views)
5 months ago
Picture for patent availablePatent document available 13. Hi efficiency DIP TUBE for WATER HEATER
    (3286 views)
2 years ago
Picture for patent availablePatent document available 14.  REVOLVER SAFETY - Selectable Lockable --
    (3137 views)
2 years ago
Picture for patent available 15. IDOL ENERGY - idolmotor
    (2900 views)
2 years ago
Picture for patent availablePatent document available 16.  Ultra sonic 3-Diminsional CASTING with COMPOSITES
    (2837 views)
2 years ago
Picture for patent availablePatent document available 17. Paint Trim Tray with Brush Bar
    (2782 views)
2 years ago
Picture for patent available 18. TEJJ Cycle
    (2725 views)
2 years ago
Picture for patent availablePatent document available 19. Ladder caddy
    (2535 views)
2 years ago
Picture for patent available 20. The Extend-A-Bibs patent pending truly millennium!
    (2481 views)
7 months ago
Picture for patent availablePatent document available 21. Air Hydropower - new huge global resource of energy & water
    (2401 views)
1 year ago
Picture for patent availablePatent document available 22. BLAST AND BALLISTIC PROTECTION APPARATUS
    (2311 views)
2 years ago
Picture for patent available 23. A continuous track pillow benefits both users and manufacturers
    (2296 views)
12 months ago
Picture for patent available 24. FREQUENCY TUNABLE - ACOUSTIC INSULATION --
    (2288 views)
2 years ago
Picture for patent availablePatent document available 25. Salt Shaker dispenses from bottom keeping product moisture free
    (2280 views)
2 years ago
Picture for patent availablePatent document available 26. Firearm SILENCER
    (2277 views)
2 years ago
Picture for patent availablePatent document available 27. IT'S ALL ABOUT COMFORT~CHAISE LOUNGE CHAIR
    (2088 views)
2 years ago
Picture for patent available 28. Bottle Closure Cap Dispensing Technology
    (2053 views)
2 years ago
Picture for patent availablePatent document available 29. nVolt(TM), a self-sustaining, rotational, cellphone charger.
    (2031 views)
2 years ago
Picture for patent available 30.  AMINO FUSION chewing gum
    (2012 views)
2 years ago
Picture for patent availablePatent document available 31. SECTIONAL FOLDING UP GARAGE DOOR
    (1992 views)
2 years ago
Picture for patent available 32. Amazing Inventions & Business Ideas for Sale
    (1951 views)
2 years ago
Picture for patent availablePatent document available 33. BEVERAGE CONTAINER BELT
    (1782 views)
2 years ago
Picture for patent availablePatent document available 34. Vehicle Hitch Kegorater - Tailkegger
    (1736 views)
2 years ago
Picture for patent availablePatent document available 35. Trailer Hitch MOTORCYCLE TOWING
    (1654 views)
2 years ago





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