Patents
US 12510290 B2: Manual defrost mechanism
- Granted
- 2025-12-30
- Filed
- 2021-03-03 application 17908611
- Type
- Utility · 10 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A defrost mechanism which includes a first link cooperating with the actuating pin defined by a first end having a pivot and a second end fastened with a bellow lever, a second link defining a third end pivotably supported in said pivot and a fourth end slidably engaged in an adjusting lever and a switch configured to cut off power supply of the refrigerator, said switch forming a part of the electrical circuit supplying power to the refrigerator, said switch configured to be operated by the manual actuation of the actuating pin. The defrost mechanism offers simplicity of construction having less parts and reduces costs involved in manufacturing.
Source: PVGPATDIS, file of 2026-04-10 (ipg251230.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| ROBERTSHAW CONTROLS PRIVATE LIMITED 69 patents | Foreign company or organization | Ashti, IN | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Vitthal Jagtap | Ashti, IN | 1 | PVGPATDIS, file of 2026-04-10 | |
| Ashok Lokhande | Pimpri-Chinchwad, IN | 1 | PVGPATDIS, file of 2026-04-10 | |
| Giovanni Cerizza | Lodi, IT | 1 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| F25D | Refrigerators; cold rooms; ice-boxes; cooling or freezing apparatus not otherwise provided for | F25D21/004 | 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 |
|---|---|---|---|---|---|
| 2025-10-31 | Assignment Assignment of assignor's interest | JAGTAP, VITTHAL signed 2022-05-09 LOKHANDE, ASHOK signed 2022-05-09 CERIZZA, GIOVANNI signed 2022-08-31 | ROBERTSHAW CONTROLS PRIVATE LIMITED PUNE MAHARASHTRA | 72742/686 | ECORSEXC, file of 2026-09-25 |
| 2024-10-02 | Security interest Security interest Security interest | RANGE RED OPERATING, INC. signed 2024-10-01 | JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT CHICAGO, IL | 69092/195 | PASDL, file of 2026-10-15 |
| 2024-10-01 | Security interest Security interest Term loan patent security agreement | RANGE RED OPERATING, INC. signed 2024-10-01 | CSC DELAWARE TRUST COMPANY WILMINGTON, DE | 69084/281 | PASDL, file of 2026-10-15 |
| 2024-10-01 | Release of security interest Omnibus termination and release of debtor-in-possession security interest in intellectual property | CSC DELAWARE TRUST COMPANY (F/K/A DELAWARE TRUST COMPANY) signed 2024-10-01 | ROBERTSHAW US HOLDING CORP. ITASCA, IL ROBERTSHAW CONTROLS COMPANY ITASCA, IL BURNER SYSTEMS INTERNATIONAL, INC. ITASCA, IL | 69084/266 | PASDL, file of 2026-10-15 |
| 2024-10-01 | Release of security interest Omnibus termination and release of security interest in intellectual property | CSC DELAWARE TRUST COMPANY (F/K/A DELAWARE TRUST COMPANY AND SUCCESSOR AGENT TO ACQUIOM AGENCY SERVICES LLC) signed 2024-10-01 | ROBERTSHAW US HOLDING CORP. ITASCA, IL ROBERTSHAW CONTROLS COMPANY ITASCA, IL BURNER SYSTEMS INTERNATIONAL, INC. ITASCA, IL | 69084/150 | PASDL, file of 2026-10-15 |
| 2024-02-05 | Security interest Security interest Omnibus assignment of intellectual property security agreements | ACQUIOM AGENCY SERVICES LLC signed 2024-01-31 | DELAWARE TRUST COMPANY WILMINGTON, DE | 66493/146 | PASDL, file of 2026-10-15 |
| 2023-05-12 | Security interest Security interest Security interest | ROBERTSHAW CONTROLS COMPANY signed 2023-05-09 ROBERTSHAW US HOLDINGS CORP. signed 2023-05-09 BURNER SYSTEMS INTERNATIONAL, INC. signed 2023-05-09 | ACQUIOM AGENCY SERVICES LLC DENVER, CO | 63632/614 | PASDL, file of 2026-10-15 |
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.