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Patent 916598 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 916598
(21) Application Number: 916598
(54) English Title: MASS SEPARATOR
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC):
  • B01D 59/18 (2006.01)
(72) Inventors :
  • PHILIPPE A. H. MARCHAL,
  • JACQUES L. P. SIMONNET,
  • GEORGES MORDCHELLES-REGNIER,
  • JEAN P. F. R. VERRIEN,
(73) Owners :
  • BERTIN ET CIE
  • ENTREPRISE DE RECHERCHES ET D'ACTIVITES PETROLIERES-ELF
(71) Applicants :
  • BERTIN ET CIE
  • ENTREPRISE DE RECHERCHES ET D'ACTIVITES PETROLIERES-ELF
(74) Agent:
(74) Associate agent:
(45) Issued: 1972-12-12
(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

Abstracts

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Claims

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Description

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Representative Drawing

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Administrative Status

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.

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Event History

Description Date
Inactive: IPC from PCS 2011-08-12
Inactive: First IPC from PCS 2011-08-12
Inactive: Expired (old Act Patent) latest possible expiry date 1989-12-12
Grant by Issuance 1972-12-12

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
BERTIN ET CIE
ENTREPRISE DE RECHERCHES ET D'ACTIVITES PETROLIERES-ELF
Past Owners on Record
GEORGES MORDCHELLES-REGNIER
JACQUES L. P. SIMONNET
JEAN P. F. R. VERRIEN
PHILIPPE A. H. MARCHAL
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
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