Refill system and spout and methods of using the same
US-12534246-B2 · Jan 27, 2026 · US
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Koster Stefan patents
Koster Stefan is listed as an inventor on 15 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Koster Stefan |
| Total patents | 15 |
| First publication | Jan 31, 2019 |
| Latest publication | Jan 27, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Refill system and spout and methods of using the same
US-2025002189-A1 · Jan 2, 2025 · US
Dispensing pump with polymer spring, base venting and flow baffle
US-2023175571-A1 · Jun 8, 2023 · US
Dispensing systems and methods for using the same
US-11655075-B2 · May 23, 2023 · US
Dosing timer and dispensers using the same
US-11415448-B2 · Aug 16, 2022 · US
Dispensing pump with polymer spring, base venting and flow baffle
US-11236794-B2 · Feb 1, 2022 · US
Dosing timer and dispensers using the same
US-2021310846-A1 · Oct 7, 2021 · US
Dosing timer and dispensers using the same
US-11047724-B2 · Jun 29, 2021 · US
Dispensing systems and methods for using the same
US-2021031982-A1 · Feb 4, 2021 · US
Dispensing pump with polymer spring, base venting and flow baffle
US-2020332853-A1 · Oct 22, 2020 · US
Recent patents
Latest publications not already listed above.
Dispensing systems and methods for using the same
US-10807769-B2 · Oct 20, 2020 · US
Dispensing pump with polymer compression spring assembly
US-10794445-B2 · Oct 6, 2020 · US
Dosing timer and dispensers using the same
US-2020025599-A1 · Jan 23, 2020 · US
Dispensing pump with polymer compression spring assembly
US-2019368567-A1 · Dec 5, 2019 · US
Dispensing systems and methods for using the same
US-2019031401-A1 · Jan 31, 2019 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Silgan Dispensing Systems Corp | 15 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F16F1/3732 | 5 |
| F16F1/44 | 5 |
| F16F1/377 | 5 |
| F16F1/3605 | 5 |
| B05B11/1023 | 5 |