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Patent 526550 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 526550
(21) Application Number: 526550
(54) English Title: MANUFACTURE OF N-TRICHLOROMETHYLTHIOIMIDES
(54) French Title: FABRICATION DE N-TRICHLOROMETHYLETHIOIMIDES
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC):
  • C07D 207/00 (2006.01)
  • C07D 209/00 (2006.01)
  • C07D 231/00 (2006.01)
  • C07D 233/00 (2006.01)
  • C07D 275/00 (2006.01)
  • C07D 277/00 (2006.01)
(72) Inventors :
  • ALLEN R. KITTLESON,
(73) Owners :
  • ESSO RESEARCH AND ENGINEERING COMPANY
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1956-06-19
(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 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: First IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: IPC from PCS 2021-12-11
Inactive: Expired (old Act Patent) latest possible expiry date 1973-06-19
Grant by Issuance 1956-06-19

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
ESSO RESEARCH AND ENGINEERING COMPANY
Past Owners on Record
ALLEN R. KITTLESON
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 1995-05-03 3 108
Drawings 1995-05-03 1 11
Descriptions 1995-05-03 7 402