Patents List
What follows is a complete list of patents that were issued by the US between July 31, 1790 and December 31, 1829. The Patent Office records concerning most of these patents were destroyed in the 1836 fire. Most were not reconstructed, and the full patents are not now available in the Patent Office records.

Download a PDF of all US Patents up to1829

Early Patent Documents

01. HOPKINS, SAMUEL; POT AND PEARL ASHES; 31 JUL 1790

02. BAILEY, FRANCIS; PUNCHES FOR MAKING IMPRESSIONS; PHILADELPHIA PA 29 JAN 1791

03. POLLARD, WILLIAM; MACHINE FOR SPINNING COTTON; PHILADELPHIA PA 30 DEC 1791

04. DORR, SAMUEL G.; RAISING AND SHEARING THE NAP OF CLOTH BY A WHEEL OF KNIVES; ALBANY NY 20 OCT 1792

05. MOREY, SAMUEL; NEW METHOD OF TURNING A SPIT; ORFORD, GRAFTON CO NH 29 JAN 1793

06. POWERS, JONATHAN; GRIDIRON; LANSINGBURG NY 10 AUG 1829

07. WHITNEY, ELI; GINNING COTTON; NEW HAVEN CT 14 MAR 1794

08. PERKINS, JACOB; MACHINE FOR CUTTING NAILS; BOSTON MA 16 JAN 1795

09. TYLER, BENJAMIN; MACHINE FOR CLEANING WHEAT, ETC; NH 15 APR 1796

10. BEDWELL, THOMAS; FORMING A YELLOW COLOR; PHILADELPHIA PA 20 APR 1796

11. WHITMORE, AMOS; MANUFACTURING WOOL CARDS; 5 JUN 1797

12. NEWBOLD, CHARLES; PLOUGHS; 26 JUN 1797

13. BRUFF, THOMAS; EXTRACTING TEETH; 1 JUL 1797

14. BRUFF, THOMAS, SR; COFFEE GRINDING; 8 JAN 1798

15. BLYDENBURGH, SAMUEL; MACHINE FOR DIPPING CANDLES; 22 MAR 1798

16. WILKINSON, DAVID; MACHINE FOR CUTTING SCREWS; 14 DEC 1798

17. DEARBORN, BENJAMIN; STEELYARDS; 14 FEB 1799

18. MOREY, SAMUEL; IMPROVEMENT ON HIS WATER ENGINE; 24 APR 1799

19. DEARBORN, BENJAMIN; DOUBLE CENTERED MILL FOR WIND OR WATER; 30 APR 1799