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| (12) Patent: | (11) CA 996538 |
|---|---|
| (21) Application Number: | 996538 |
| (54) English Title: | METHOD FOR LUBRICATING TWO-CYCLE ENGINES AND PISTON ROTARY ENGINES |
| (54) French Title: | METHODE DE LUBRIFICATION DES MOTEURS 2-TEMPS ET DES MOTEURS A PISTONS ROTATIFS |
| Status: | Term Expired - Post Grant Beyond Limit |
| (51) International Patent Classification (IPC): |
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|---|---|
| (72) Inventors : |
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| (73) Owners : |
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| (71) Applicants : | |
| (74) Agent: | |
| (74) Associate agent: | |
| (45) Issued: | 1976-09-07 |
| (22) Filed Date: | |
| Availability of licence: | N/A |
| Dedicated to the Public: | N/A |
| (25) Language of filing: | French |
| Patent Cooperation Treaty (PCT): | No |
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| (30) Application Priority Data: | None |
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Sorry, the abstracts for patent document number 996538 were not found.
Note: Claims are shown in the official language in which they were submitted.
Sorry, the claims for patent document number 996538 were not found.
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page
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the description for patent document number 996538 was not found. Text is not available for all patent documents. The current dates of coverage are on the Currency of Information page
Sorry, the representative drawing for patent document number 996538 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.
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| Description | Date |
|---|---|
| Inactive: IPC from MCD | 2006-03-11 |
| Inactive: First IPC derived | 2006-03-11 |
| Inactive: IPC assigned | 2003-05-23 |
| Inactive: IPC assigned | 2003-05-23 |
| Inactive: IPC assigned | 2003-05-23 |
| Inactive: Expired (old Act Patent) latest possible expiry date | 1993-09-07 |
| Grant by Issuance | 1976-09-07 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
| Current Owners on Record |
|---|
| INSTITUT FRANCAIS DU PETROLE |
| Past Owners on Record |
|---|
| FERNAND ROUX |
| GUY PARC |
| PIERRE BEDAGUE |
| PIERRE MARCHAND |
