| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 5 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Medical purpose containers | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Allen Adda M | 16 |
| #2 | Evera Margaret L Van | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2803365A | Nursing unit | |
| US2588069A | Nursing unit | |
| US2508481A | Neck ring and seal for nursing units | |
| US2581340A | Associated equipment for nursing units | |
| US2550034A | Nursing outfit | |
| US2517457A | Nursing device | |
| US2460329A | Nursing unit | |
| US2497197A | Cap for nonrigid disposable nursing bottles | |
| US2497198A | Wide mouth nursing unit | |
| US2446451A | Nursing unit with retractable container therefor | |
| US2448569A | Nursing unit | |
| CA477822A | Nursing units | |
| CA477237A | Nursing units | |
| CA447273A | Nursing unit | |
| CA477236A | Neck rings and seals for nursing units | |
| CA469055A | Nursing devices |