| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 1 | |
| #3 | Denmark | 1 | |
| #4 | France | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Macromolecular chemistry and polymers | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Domestic washing | |
| #2 | Compounding ingredients | |
| #3 | Fire-fighting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lilly Howard C | 3 |
| #2 | Forchielli Americo L | 2 |
| #3 | Hills Walter R | 1 |
| #4 | Keene Waite W | 1 |
| #5 | Cavanagh John F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3215658A | Aqueous styrene and acrylic polymeric emulsions plasticized by pyrrolidones | |
| GB910997A | Polymer compositions and preparation thereof | |
| US2642617A | Carpet sweeper with brush cleaning fingers | |
| US2610351A | Squeegee nozzle attachment for vacuum cleaners | |
| US2528375A | Vacuum cleaner | |
| US2520877A | Vacuum cleaner | |
| US2218792A | Holder for mops and the like | |
| US1450742A | Portable sprayer | |
| CA697480A | Polymer treatment with pyrrolidone |