| Issuer | Portugal |
| Year | 1811-1815 |
| Type | Standard circulation coin |
| Value | 1 Pataco = 40 Réis |
| Currency | Real (1517-1835) |
| Composition | Bronze |
| Weight | 38.7 g |
| Dimensions | 36 mm |
| Thickness | 4 mm |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#345, Gomes#JR 09, JR 10# |
| Obverse description | Laureate bust right |
| Obverse script | Latin |
| Obverse lettering | JOANNES.D.G.PORT. ET.ALG.P.REGENS 1812 |
| Reverse description | Crowned oval shield, value below |
| Reverse script | Latin |
| Reverse lettering | UTILITATI PUBLICAE 40 |
| Edge | Smooth |
| Mint | |
| Mintage | 1811 - Gomes#JR 09.01 - 163 000 1811 - Gomes#JR 10.01 - 1812 - Gomes#JR 09.02 - 1 384 000 1812 - Gomes#JR 10.02 - 1813 - Gomes#JR 09.03 - 1 762 000 1813 - Gomes#JR 10.03 - 1814 - Gomes#JR 09.04 - 542 000 1814 - Gomes#JR 10.04 - 1815 - Gomes#JR 09.06 - 118 000 1815 - Gomes#JR 10.05 - |
| Catalog ID | 5866764970 |
| Comments |
