Some of the information on this Web page has been provided by external sources. The Government of Canada is not responsible for the accuracy, reliability or currency of the information supplied by external sources. Users wishing to rely upon this information should consult directly with the source of the information. Content provided by external sources is not subject to official languages, privacy and accessibility requirements.
Any discrepancies in the text and image of the Claims and Abstract are due to differing posting times. Text of the Claims and Abstract are posted:
(12) Patent: | (11) CA 1075658 |
---|---|
(21) Application Number: | 1075658 |
(54) English Title: | ROLLER MILL |
(54) French Title: | BROYEUR A ROULEAUX |
Status: | Term Expired - Post Grant Beyond Limit |
(51) International Patent Classification (IPC): |
|
---|---|
(72) Inventors : | |
(73) Owners : |
|
(71) Applicants : |
|
(74) Agent: | |
(74) Associate agent: | |
(45) Issued: | 1980-04-15 |
(22) Filed Date: | |
Availability of licence: | N/A |
Dedicated to the Public: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
---|
(30) Application Priority Data: | None |
---|
ABSTRACT OF THE DISCLOSURE
A roller mill for grinding grain including two rollers having their
axes parallel to one another; each roller having a first constant diameter
along part of its length, a second smaller constant diameter along another
part of its length, adjacent to the part having the first diameter a groove
around the circumference at the junction of the two parts, and a partition
disposed at the junction of the two parts, the lower end of the partition
entering in the groove in each roller to separate grain being feed into the
roller mill so that large grain can be directed to the second smaller
diameter part of the rollers and small grain can be directed to the first
diameter part of the rollers.
Note: Claims are shown in the official language in which they were submitted.
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the representative drawing for patent document number 1075658 was not found.
2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.
Please note that "Inactive:" events refers to events no longer in use in our new back-office solution.
For a clearer understanding of the status of the application/patent presented on this page, the site Disclaimer , as well as the definitions for Patent , Event History , Maintenance Fee and Payment History should be consulted.
Description | Date |
---|---|
Inactive: IPC from MCD | 2006-03-11 |
Inactive: IPC from MCD | 2006-03-11 |
Inactive: Expired (old Act Patent) latest possible expiry date | 1997-04-15 |
Grant by Issuance | 1980-04-15 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
---|
FARM AUTOMATIC FEEDING LIMITED |
Past Owners on Record |
---|
None |