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 525571 |
---|---|
(21) Application Number: | 525571 |
(54) English Title: | BLENDS OF (1) COPOLYMERS OF STYRENE AND SMALL AMOUNTS OF DIVINYLBENZENE, (2) HIGH STYRENE-LOW BUTADIENE RESINOUS COPOLYMERS, AND (3) RUBBERY COPOLYMERS OF 35-60% BUTADIENE AND 65-40% STYRENE |
(54) French Title: | MELANGES DE (1) COPOLYMERES DE STYRENE ET DE PETITES QUANTITES DE DIVINYLEBENZINE, (2) DE COPOLYMERES RESINEUX DE STYRENE SUPERIEURE ET BUTADIENE INFERIEURE, ET (3) COPOLYMERES DE CAOUTCHOUC DE 35-60% DE BUTADIENE ET 65-40% DE STYRENE |
Status: | Expired |
(52) Canadian Patent Classification (CPC): |
|
---|---|
(51) International Patent Classification (IPC): |
|
(72) Inventors : |
|
(73) Owners : |
|
(71) Applicants : | |
(74) Agent: | |
(74) Associate agent: | |
(45) Issued: | 1956-05-29 |
(22) Filed Date: | |
Availability of licence: | N/A |
(25) Language of filing: | English |
Patent Cooperation Treaty (PCT): | No |
---|
(30) Application Priority Data: | None |
---|
Sorry, the abstracts for patent document number 525571 were not found.
Note: Claims are shown in the official language in which they were submitted.
Sorry, the claims for patent document number 525571 were not found.
Text is not available for all patent documents. The current dates of coverage are on the
Currency of Information
page
Note: Descriptions are shown in the official language in which they were submitted.
Sorry, the description for patent document number 525571 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 525571 was not found.
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 , Administrative Status , Maintenance Fee and Payment History should be consulted.
Title | Date |
---|---|
Forecasted Issue Date | 1956-05-29 |
(45) Issued | 1956-05-29 |
Expired | 1973-05-29 |
There is no abandonment history.
Note: Records showing the ownership history in alphabetical order.
Current Owners on Record |
---|
DOMINION RUBBER COMPANY |
Past Owners on Record |
---|
None |