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"A Mold Stack For A Preform"

Abstract: According to embodiments of the present invention, there is provided a stripper assembly and a mold stack incorporating same. More specifically, there is provided the stripper assembly (212) for use in a mold stack (202) for forming a preform (210) suitable for blow-molding into a final-shaped container. The stripper assembly (212) comprises a stripper plate (214) connectable, in use, to a stripper plate actuator; neck rings (220) configured to cooperate to define a portion a neck region (226) of the preform (210); a stripper ring (230) configured to define at least a portion of a top sealing surface of the neck region (226) of the preform (210); the stripper plate (214) being configured to actuate the neck rings (220) and the stripper ring (230), in unison, along substantially the whole length of a complete ejection path, which is substantially parallel to a longitudinal axis of the mold stack (202); and wherein the neck rings (220) are configured for movement in a direction substantially perpendicular to the longitudinal axis of the mold stack, over at a portion of the complete ejection path, whereby at a completion of the complete ejection path, the stripper ring (230) and the neck rings (220) render the preform (210) removable from the mold stack (202).

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
07 February 2011
Publication Number
09/2012
Publication Type
INA
Invention Field
GENERAL ENGINEERING
Status
Email
Parent Application
Patent Number
Legal Status
Grant Date
2019-04-09
Renewal Date

Applicants

HUSKY INJECTION MOLDING SYSTEMS LTD.
500 QUEEN STREET SOUTH, BOLTON, ONTARIO L7E 5S5, CANADA

Inventors

1. DEREK ROBERTSON MCCREADY
2326 ARBORDALE DRIVE, MISSISSAUGA, ONTARIO L5J 2M6, CANADA

Specification

Documents

Application Documents

# Name Date
1 904-delnp-2011-gpa.pdf 2011-08-20
2 904-delnp-2011-form-5.pdf 2011-08-20
3 904-delnp-2011-form-3.pdf 2011-08-20
4 904-delnp-2011-form-2.pdf 2011-08-20
5 904-delnp-2011-form-18.pdf 2011-08-20
6 904-delnp-2011-form-1.pdf 2011-08-20
7 904-delnp-2011-drawings.pdf 2011-08-20
8 904-delnp-2011-description (complete).pdf 2011-08-20
9 904-delnp-2011-correspondence-others.pdf 2011-08-20
10 904-delnp-2011-claims.pdf 2011-08-20
11 904-delnp-2011-assignment.pdf 2011-08-20
12 904-delnp-2011-abstract.pdf 2011-08-20
13 904-delnp-2011-Form-3-(04-10-2011).pdf 2011-10-04
14 904-delnp-2011-Correspondence-Others-(04-10-2011).pdf 2011-10-04
15 904-delnp-2011-Form-3-(06-08-2013).pdf 2013-08-06
16 904-delnp-2011-Correspondence-Others-(06-08-2013).pdf 2013-08-06
17 904-delnp-2011-Form-3-(04-08-2015).pdf 2015-08-04
18 904-delnp-2011-Correspodence Others-(04-08-2015).pdf 2015-08-04
19 Form 3 [05-08-2016(online)].pdf_109.pdf 2016-08-05
20 Form 3 [05-08-2016(online)].pdf 2016-08-05
21 904-DELNP-2011-FER.pdf 2016-10-07
22 Other Document [13-12-2016(online)].pdf 2016-12-13
23 Form 26 [13-12-2016(online)].pdf 2016-12-13
24 Examination Report Reply Recieved [13-12-2016(online)].pdf 2016-12-13
25 Drawing [13-12-2016(online)].pdf 2016-12-13
26 Description(Complete) [13-12-2016(online)].pdf_9.pdf 2016-12-13
27 Description(Complete) [13-12-2016(online)].pdf 2016-12-13
28 Claims [13-12-2016(online)].pdf 2016-12-13
29 Abstract [13-12-2016(online)].pdf 2016-12-13
30 904-DELNP-2011-FORM 3 [08-09-2017(online)].pdf 2017-09-08
31 904-DELNP-2011-FORM 3 [10-09-2018(online)].pdf 2018-09-10
32 904-DELNP-2011-HearingNoticeLetter.pdf 2019-03-07
33 904-DELNP-2011-Written submissions and relevant documents (MANDATORY) [26-03-2019(online)].pdf 2019-03-26
34 904-DELNP-2011-PETITION UNDER RULE 137 [26-03-2019(online)].pdf 2019-03-26
35 904-DELNP-2011-FORM 3 [26-03-2019(online)].pdf 2019-03-26
36 904-DELNP-2011-Power of Attorney-280319.pdf 2019-04-03
37 904-DELNP-2011-Correspondence-280319.pdf 2019-04-03
38 904-DELNP-2011-PatentCertificate09-04-2019.pdf 2019-04-09
39 904-DELNP-2011-IntimationOfGrant09-04-2019.pdf 2019-04-09
40 904-DELNP-2011-RELEVANT DOCUMENTS [05-03-2020(online)].pdf 2020-03-05
41 904-DELNP-2011-RELEVANT DOCUMENTS [15-04-2021(online)].pdf 2021-04-15
42 904-DELNP-2011-RELEVANT DOCUMENTS [15-04-2021(online)]-1.pdf 2021-04-15
43 904-DELNP-2011-RELEVANT DOCUMENTS [14-09-2022(online)].pdf 2022-09-14
44 904-DELNP-2011-RELEVANT DOCUMENTS [09-10-2023(online)].pdf 2023-10-09
45 904-DELNP-2011-PETITION UNDER RULE 137 [09-10-2023(online)].pdf 2023-10-09
46 904-DELNP-2011-RENEWAL OF PATENTS [13-06-2025(online)].pdf 2025-06-13

ERegister / Renewals

3rd: 03 May 2019

From 14/07/2011 - To 14/07/2012

4th: 03 May 2019

From 14/07/2012 - To 14/07/2013

5th: 03 May 2019

From 14/07/2013 - To 14/07/2014

6th: 03 May 2019

From 14/07/2014 - To 14/07/2015

7th: 03 May 2019

From 14/07/2015 - To 14/07/2016

8th: 03 May 2019

From 14/07/2016 - To 14/07/2017

9th: 03 May 2019

From 14/07/2017 - To 14/07/2018

10th: 03 May 2019

From 14/07/2018 - To 14/07/2019

11th: 03 May 2019

From 14/07/2019 - To 14/07/2020

12th: 16 Jun 2020

From 14/07/2020 - To 14/07/2021

13th: 12 May 2021

From 14/07/2021 - To 14/07/2022

14th: 16 Jun 2022

From 14/07/2022 - To 14/07/2023

15th: 29 May 2023

From 14/07/2023 - To 14/07/2024

16th: 10 Jun 2024

From 14/07/2024 - To 14/07/2025

17th: 13 Jun 2025

From 14/07/2025 - To 14/07/2026