| Section title | Mentions | House | Date |
|---|---|---|---|
| DESIGNS ACT EXTENSION BILL—LAW OF PATENTS. | 1 | Lords | 1851-03-17 |
| DESIGNS ACT EXTENSION BILL. | 1 | Commons | 1851-03-24 |
| DESIGNS ACT EXTENSION BILL. | 1 | Commons | 1851-04-03 |
| EXHIBITION OF THE WORKS OF INDUSTRY. | 1 | Commons | 1851-04-14 |