| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Packaging and shipping | |
| #3 | Audio-visual technology | |
| #4 | Machine tools | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Hairstyling and cosmetic | |
| #2 | Containers for goods storage | |
| #3 | Unspecified technologies | |
| #4 | Personal adornments | |
| #5 | Packaging | |
| #6 | Advertising | |
| #7 | Making needles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Weissenborn Albert B | 4 |
| #2 | Evans Douglas C | 2 |
| #3 | Morris William E | 1 |
| #4 | Wasserman Hyman | 1 |
| #5 | Housen Jr Thomas C Van | 1 |
| #6 | Gasser Oswald V | 1 |
| #7 | Hyman Wasserman | 1 |
| #8 | Housen Thomas C Van Jr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4097971A | Clip apparatus | |
| US2988210A | Display card device for bobby pins or the like | |
| US2621731A | Bob pin carding machine | |
| US2352419A | Bowlegged hair fastener | |
| US2337786A | Hair fastener | |
| US1988822A | Method of manufacturing hair clips | |
| US1855811A | Hairpin | |
| US1842135A | Hairpin | |
| CA626913A | Display card device for bobby pins or the like | |
| CA419868A | Hair pin | |
| CA417726A | Hair fastener | |
| CA326213A | Hairpin |