Restroom maintenance systems having a voice activated virtual assistant
US-11741960-B2 · Aug 29, 2023 · US
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Bertram April patents
Bertram April is listed as an inventor on 10 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Bertram April |
| Total patents | 10 |
| First publication | Dec 13, 2018 |
| Latest publication | Aug 29, 2023 |
Notable patents
Publications ranked by popularity score, then publication date.
Restroom maintenance systems having a voice activated virtual assistant
US-2022130383-A1 · Apr 28, 2022 · US
Soap, sanitizer and lotion refill units management and tracking
US-11299386-B2 · Apr 12, 2022 · US
Restroom maintenance systems having a voice activated virtual assistant
US-11205423-B2 · Dec 21, 2021 · US
Soap, sanitizer and lotion refill units management and tracking
US-2021179416-A1 · Jun 17, 2021 · US
Soap, sanitizer and lotion refill units management and tracking
US-10934153-B2 · Mar 2, 2021 · US
Soap, sanitizer and lotion refill units management and tracking
US-2020140254-A1 · May 7, 2020 · US
Soap, sanitizer and lotion refill units management and tracking
US-10532920-B2 · Jan 14, 2020 · US
Restroom maintenance systems having a voice activated virtual assistant
US-2019295548-A1 · Sep 26, 2019 · US
Soap, sanitizer and lotion refill units management and tracking
US-2018354777-A1 · Dec 13, 2018 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Gojo Ind Inc | 10 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G06Q10/06 | 6 |
| G06Q10/087 | 6 |
| A47K5/1217 | 6 |
| B67D3/0074 | 6 |
| G07F9/002 | 4 |