Patent information:
| Patent: | Utility 1,156,163 |
| Patented: | October 12, 1915 |
| Applied: | March 9, 1909 |
| Title: | Manufacture of High Potential Electric Conductors |
| Description: | Boro-silicate glass & porcelain |
| Category: | Boron |
| Assigned to: |
Patentee Information:
| LOCKE, Fred M. | Victor, NY |
Class and subclass information:
| Class: | 501 | COMPOSITIONS: CERAMIC |
| Subclass: | 11 | CERAMIC COMPOSITIONS; Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions; |
| Class: | 501 | COMPOSITIONS: CERAMIC |
| Subclass: | 53 | CERAMIC COMPOSITIONS; Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions; Silica containing; |
| Class: | 501 | COMPOSITIONS: CERAMIC |
| Subclass: | 65 | CERAMIC COMPOSITIONS; Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions; Silica containing; 40 percent - 90 percent by weight silica; And boron; |
| Class: | 501 | COMPOSITIONS: CERAMIC |
| Subclass: | 77 | CERAMIC COMPOSITIONS; Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions; Silica containing; Less than 40 percent by weight silica; And boron; |
| Class: | 501 | COMPOSITIONS: CERAMIC |
| Subclass: | 141 | CERAMIC COMPOSITIONS; Clay containing (e.g., porcelain, earthenware, etc.); |
Known specimens:
| Number: |  |