Screw cap jar
US4844270A · kind A · utility
59Cited by
7References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 13, 1988 |
| Grant date | Jul 4, 1989 |
| Priority date | — |
| Expiry date | Jun 13, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C66/72341
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method for converting a thin-walled container to a jar with a rigid threaded neck which will accept a conventional threaded screw cap which comprises separately forming a thin-walled container and a rigid threaded neck ring and then attaching the ring to the outside of the container and the jar so made.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.