Patent Auction lists patented inventions available for sale or license

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PatentAuction.com (previously known as FreePatentAuction.com) has been providing free patent listings since 2004 and will continue doing so in the future. It is 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

Current price:

Created:

 1. Radon Monitor
    (26 views)
+ 1 Million $3 hours ago
 2. Mechanism for counter rotation of a wheel accessory
    (21 views)
To be negotiated10 hours ago
Picture for patent available 3. metodo de envejecido combinado para marmoles y piedras
    (37 views)
600,000 €15 hours ago
Picture for patent available 4. Garbage Disposer Installation Jack
    (62 views)
10,000 $1 day ago
 5. Tiger shooter
    (64 views)
To be negotiated1 day ago
Picture for patent available 6. Double camp Bed/Cot. Collapsible,lightweight versatile
    (44 views)
50,000 €1 day ago
 7. SOLAR COOLER, FREEZING OR HEATING BAG
    (49 views)
500,000 €2 days ago
Picture for patent available 8. REVOLUTIONARY TEHNOLOGY FOR THE PRODUCTION OF ELECTRIC CARS
    (43 views)
To be negotiated3 days ago
Picture for patent available 9. THE GENERATING THE ELECTRICITY IN YOUR HOME WINDOWS
    (51 views)
To be negotiated3 days ago
Picture for patent available 10. REVOLUTIONARY TEHNOLOGY FOR THE PRODUCTION OF ELECTRIC CAR
    (28 views)
To be negotiated3 days ago
Picture for patent available 11. Beautician Stool patent pending. First in the world
    (56 views)
To be negotiated3 days ago
Picture for patent available 12. Always green light at the intersection of
    (107 views)
+ 1 Million €3 days ago
Picture for patent available 13. Radio Control System for hobby aircraft and drones
    (59 views)
175,000 $3 days ago
Picture for patent available 14. Bluetooth Speakerphone Turn-Key Business
    (67 views)
30,000 $3 days ago
 15. bag tow strap
    (84 views)
To be negotiated4 days ago


Most viewed patents

Current price:

Created:

Picture for patent available 1. Permanent Magnet Motor = Clean Energy
    (18974 views)
To be negotiated3 years ago
Picture for patent available 2. Receipt Card Systems, Consumer Electronic Receipt Archiving
    (9011 views)
To be negotiated2 years ago
Picture for patent available 3. Supercharger Kit for 50cc motorcycle, bike, moped, scooter
    (6069 views)
To be negotiated1 year ago
Picture for patent available 4. ECO / GREEN Recyclers Raft swimming pool floats use POP btls
    (5416 views)
75,000 $2 years ago
Picture for patent available 5. 20 Million Dollars Profit Per Year. ( Take a Look )
    (4091 views)
To be negotiated2 years ago
 6. Rhodium Plating Solution
    (3897 views)
To be negotiated2 years ago
Picture for patent available 7. GAS DISTRIBUTION MECHANISM-combustion engines-NEW STRUCTURE
    (3493 views)
To be negotiated2 years ago
Picture for patent available 8. idolmotor
    (3470 views)
To be negotiated1 year ago
Picture for patent available 9. RHYTHM OF THE PILLOW
    (3280 views)
To be negotiated2 years ago
Picture for patent available 10. Pivoting Airline Tray Systems, a new tray table concept
    (2776 views)
To be negotiated2 years ago
Picture for patent available 11.  Firearm SILENCER US 7,516,690
    (2526 views)
To be negotiated10 months ago
Picture for patent available 12. DPX Systems Drill Powered Module
    (2526 views)
To be negotiated2 years ago
Picture for patent available 13.  SAFETY CLIP Concealed Gun Carry
    (1815 views)
To be negotiated10 months ago
Picture for patent available 14. Twin Rotor Venturi Wind Turbine
    (1789 views)
150,000 $2 years ago
Picture for patent available 15. Baby Safety Bathtub - An Amazing Product !!!
    (1783 views)
50,000 $2 years ago
Picture for patent available 16.  DOUBLE THE EFFICIENCY -- WATER HEATER DIP TUBE --
    (1779 views)
To be negotiated10 months ago
Picture for patent available 17.  END-CUTING --- SOFT TISSUE BIOPSY NEEDLE
    (1678 views)
To be negotiated10 months ago
Picture for patent available 18. Power Generator-Magnetic Drive Inducing Constant-Speed Rot..
    (1652 views)
+ 1 Million $1 year ago
Picture for patent available 19. DECORATIVE LIGHT SWITCH COVER
    (1651 views)
80,000 $2 years ago
 20. Auto-cleaning toilet seat with anal cleaning
    (1579 views)
To be negotiated2 years ago
Picture for patent available 21. Cocktail Glass1 Packing two liquid components are mixed at
    (1515 views)
To be negotiated2 years ago
Picture for patent available 22.  HINGE -- One piece Super Strong -- TORSIONING STEEL
    (1500 views)
To be negotiated10 months ago
Picture for patent available 23. The Laminin Cross, designed by God to hold us together.
    (1453 views)
25,000 $2 years ago
 24. I have invented a device that will expand battery charge and life 500 times their potentual
    (1422 views)
+ 1 Million $1 year ago
Picture for patent available 25. ACOUSTIC INSULATION -- FREQUENCY TUNABLE
    (1405 views)
To be negotiated10 months ago
Picture for patent available 26. Edible Spoon
    (1296 views)
+ 1 Million $1 year ago
Picture for patent available 27. Make Millions With This T-shirt Saying! (it is copyrighted)
    (1289 views)
15,000 $3 months ago
Picture for patent available 28. Free Clean Energy from Engine Exhaust with CO2 Scrubber
    (1282 views)
To be negotiated1 year ago
Picture for patent available 29. Toothbrush and Toothpaste Holder (Pencil Holder)
    (1282 views)
230,000 $2 years ago
Picture for patent available 30. Color video display for projection systems. US 7,920,214
    (1270 views)
To be negotiated2 years ago
Picture for patent available 31. NON-contaminating -- Food CONTAINER SEAL
    (1247 views)
To be negotiated10 months ago
Picture for patent available 32. Partner for patent exploitation
    (1244 views)
To be negotiated2 years ago
Picture for patent available 33. New Wheelchair Lift - SUV Driverside
    (1231 views)
To be negotiated2 years ago
Picture for patent available 34. BOTTLE IN THE FORM OF A DOLLAR SIGN SYMBOL
    (1205 views)
To be negotiated2 years ago
Picture for patent available 35. The Hockey Box(TM), Compact Hockey Arena Issued Patent
    (1158 views)
75,000 $2 years ago




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Page created at 2012-05-26 2:35:02, Patent Auction Time.