Patents
US 8430431 B2: Identification system for pneumatic couplers
- Granted
- 2013-04-30
- Filed
- 2011-06-09 application 13156931
- Type
- Utility · 2 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A coupler and plug system for air line uses which identifies properly mating components by the colors of the components. The coupler of the system includes a sleeve which is made in a chosen color. The plug of the system is made in the same color as the sleeve of the coupler. The plug and coupler sleeve may be anodized aluminum dyed in the same color. By choosing a plug which is of a matching color to the sleeve of a coupler, the user will choose a plug which properly mates with the coupler.
Source: PVGPATDIS, file of 2026-04-10 (ipg130430.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| Weems Industries, Inc. 5 patents | US company or organization | Marion, IA | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Richard T. Schindel | Anamosa, IA | 1 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F16L | Pipes; joints or fittings for pipes; supports for pipes, cables or protective tubing; means for thermal insulation in general | F16L37/28 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2023-01-10 | Security interest Security interest Security interest | WEEMS INDUSTRIES, INC. signed 2022-12-29 | AAVIN CAPITAL III, LP CEDAR RAPIDS, IA | 62330/16 | ECORSEXC, file of 2026-09-25 |
| 2023-01-09 | Release of security interest Release of security interest | U.S. BANK NATIONAL ASSOCIATION signed 2023-01-03 | WEEMS INDUSTRIES, INC. MARION, IA | 62310/944 | ECORSEXC, file of 2026-09-25 |
| 2023-01-02 | Security interest Security interest Security interest | WEEMS INDUSTRIES, INC. signed 2022-12-29 | ACF FINCO I LP, AS AGENT TARRYTOWN, NY | 62253/210 | ECORSEXC, file of 2026-09-25 |
| 2020-04-02 | Security interest Security interest Security interest | WEEMS INDUSTRIES, INC. signed 2020-03-31 | U.S. BANK NATIONAL ASSOCIATION ST. LOUIS, MO | 52299/806 | ECORSEXC, file of 2026-09-25 |
| 2011-06-09 | Assignment Assignment of assignor's interest | SCHINDEL, RICHARD T. signed 2006-05-04 | WEEMS INDUSTRIES, INC. MARION, IA | 26418/932 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.