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| All Patents in class 215/306 | |||||
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| Number | Date | Patentee | Title | Type | |
| 67,346 | Jul. 30, 1867 | C.H. Porter | Improvement in Corking Bottles | combination cork extractors | |
| RE7,424 | Dec. 12, 1876 | C.H. Porter | Improvement in Bottle-Stopper Fastener | combination cork extractors | |
| 408,364 | Aug. 06, 1889 | J.A. Traut | Bottle Stopper | ||