| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Thermal processes | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Structural elements | |
| #2 | Unspecified technologies | |
| #3 | Construction of roads | |
| #4 | Construction of bridges | |
| #5 | Grates | |
| #6 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bates Walter A | 10 |
| #2 | Bates Jr Walter A | 2 |
| #3 | Bates Albert J | 1 |
| #4 | Bates Sr Walter A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2760416A | Grate construction | |
| US2572432A | Grating anchor | |
| US2572431A | Anchor for gratings | |
| US2477228A | Grating | |
| US2443589A | Locking means for floor armor | |
| US2403842A | Anchor for gratings | |
| US2187529A | Method of welding gratings | |
| US2184407A | Grating | |
| US2082197A | Grating | |
| US1936536A | Flooring structure | |
| US1944207A | Grating |