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Patent 267996 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 267996
(21) Application Number: 267996
(54) English Title: ESTER MIXTURE
(54) French Title: MELANGE D'ETHER
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC):
  • A61K 8/37 (2006.01)
  • A61K 9/00 (2006.01)
  • A61K 47/14 (2017.01)
  • B01D 17/00 (2006.01)
  • B01D 17/09 (2006.01)
  • B01D 53/00 (2006.01)
  • B01D 53/86 (2006.01)
  • C07B 63/00 (2006.01)
  • C07C 0/ (2006.01)
  • C07C 67/08 (2006.01)
  • C07C 69/00 (2006.01)
  • C07C 69/30 (2006.01)
  • C07C 227/08 (2006.01)
  • C07C 229/24 (2006.01)
  • C07C 253/30 (2006.01)
  • C07C 255/24 (2006.01)
  • C07C 303/00 (2006.01)
  • C07C 309/17 (2006.01)
  • C07C 319/00 (2006.01)
  • C07C 323/52 (2006.01)
  • C07C 327/32 (2006.01)
  • C07D 209/88 (2006.01)
  • C08B 3/16 (2006.01)
  • C08F 2/48 (2006.01)
  • C08G 18/00 (2006.01)
  • C08G 18/32 (2006.01)
  • C08G 18/38 (2006.01)
  • C08G 59/40 (2006.01)
  • C08G 75/26 (2006.01)
  • C08J 11/02 (2006.01)
  • C08K 5/00 (2006.01)
  • C08K 13/02 (2006.01)
  • C08L 1/14 (2006.01)
  • C08L 27/06 (2006.01)
  • C09D 175/00 (2006.01)
  • C09J 101/14 (2006.01)
  • C09K 23/00 (2022.01)
  • C10L 1/00 (2006.01)
  • C10L 10/08 (2006.01)
  • C11C 3/04 (2006.01)
  • C11C 3/10 (2006.01)
  • C11D 1/00 (2006.01)
  • C12P 7/64 (2022.01)
  • C12P 7/6454 (2022.01)
  • E01C 19/10 (2006.01)
  • G01N 21/78 (2006.01)
  • G01N 31/22 (2006.01)
  • G01N 33/00 (2006.01)
  • G01N 33/44 (2006.01)
  • G02F 1/017 (2006.01)
  • G02F 1/13357 (2006.01)
  • G03F 7/004 (2006.01)
  • H01M 4/00 (2006.01)
(72) Inventors :
  • WALTHER CLAASEN,
(73) Owners :
  • WALTHER CLAASEN
(71) Applicants :
  • WALTHER CLAASEN
(74) Agent:
(74) Associate agent:
(45) Issued: 1927-02-01
(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

Sorry, the abstracts for patent document number 267996 were not found.

Claims

Note: Claims are shown in the official language in which they were submitted.

Sorry, the claims for patent document number 267996 were not found.
Text is not available for all patent documents. The current dates of coverage are on the Currency of Information  page

Description

Note: Descriptions are shown in the official language in which they were submitted.

Sorry, the description for patent document number 267996 was not found. Text is not available for all patent documents. The current dates of coverage are on the Currency of Information  page

Representative Drawing

Sorry, the representative drawing for patent document number 267996 was not found.

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.

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.

Event History

Description Date
Inactive: IPC from PCS 2023-10-21
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
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Inactive: IPC from PCS 2022-12-03
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Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
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Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: IPC from PCS 2022-12-03
Inactive: Expired (old Act Patent) latest possible expiry date 1944-02-01
Grant by Issuance 1927-02-01

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
WALTHER CLAASEN
Past Owners on Record
None
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
Documents

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Document
Description 		 Date
(yyyy-mm-dd) 		 Number of pages   Size of Image (KB) 
Claims 1995-10-28 1 63
Drawings 1995-10-28 1 13
Descriptions 1995-10-28 2 136