Storefront fenestration systems
US-2026098439-A1 · Apr 9, 2026 · US
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Hartwell Christopher R patents
Hartwell Christopher R is listed as an inventor on 2 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Hartwell Christopher R |
| Total patents | 2 |
| First publication | Feb 14, 2017 |
| Latest publication | Apr 9, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Curtain wall system with anti-rolling shear block
US-9567746-B1 · Feb 14, 2017 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Arconic Tech Llc | 1 |
| Alcoa Inc | 1 |
| Arconic Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E06B7/14 | 1 |
| E06B1/702 | 1 |
| E06B1/6038 | 1 |
| E04B2/721 | 1 |
| E04B2/88 | 1 |