| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Mechanical elements | |
| #4 | Audio-visual technology | |
| #5 | Textiles and paper | |
| #6 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Unspecified technologies | |
| #3 | Lubricating | |
| #4 | Television | |
| #5 | Bolts for doors or windows | |
| #6 | Indexing scheme relating to hinges | |
| #7 | Typewriters | |
| #8 | Railway brakes | |
| #9 | Locks | |
| #10 | Wing fittings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Durant William H | 12 |
| #2 | Dow T Warren | 1 |
| #3 | Merrill Adelaide L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1876881A | Doorstop | |
| US1706917A | Grease cup | |
| US1461383A | Cap for grease cups | |
| US1331329A | Door-controller | |
| CA133356A | Car brake | |
| US976991A | Brake mechanism for cars. | |
| US953740A | Sliding-door fastener. | |
| US842535A | Sliding-door fastener. | |
| CA79002A | Garment hanger | |
| CA215936A | Door controller | |
| CA240813A | Cap for grease cups | |
| CA291094A | Grease cup |