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Extract from the Register of European Patents

EP About this file: EP3938431

EP3938431 - A PROCESS AND AN APPARATUS FOR MANUFACTURING BI-AXIALLY ORIENTED POLYESTER FILM FROM RPET [Right-click to bookmark this link]
StatusGrant of patent is intended
Status updated on  17.04.2024
Database last updated on 20.07.2024
FormerExamination is in progress
Status updated on  08.06.2023
FormerRequest for examination was made
Status updated on  17.12.2021
FormerThe international publication has been made
Status updated on  28.09.2020
Most recent event   Tooltip17.04.2024New entry: Communication of intention to grant a patent 
Applicant(s)For all designated states
Polyplex Corporation Limited
B-37, Sector-1, Gautam Budh nagar Noida
Uttar Pradesh 201301 / IN
[2022/03]
Inventor(s)01 / KOTHARI, Pranay
B-37, Sector-1
Gautam Budh Nagar
Noida, Uttar Pradesh 201301 / IN
02 / REDDY, Krishna
B-37, Sector-1
Gautam Budh Nagar
Noida, Uttar Pradesh 201301 / IN
[N/P]
Former [2022/03]01 / KOTHARI, Pranay
Noida, Uttar Pradesh 201301 / IN
02 / REDDY, Krishna
Noida, Uttar Pradesh 201301 / IN
Representative(s)Dehns
St. Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[N/P]
Former [2022/03]Plasseraud IP
66, rue de la Chaussée d'Antin
75440 Paris Cedex 09 / FR
Application number, filing date20772606.827.03.2020
[2022/03]
WO2020IB52943
Priority number, dateIN20191101013715.03.2019         Original published format: IN201911010137
[2022/03]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020188548
Date:24.09.2020
Language:EN
[2020/39]
Type: A1 Application with search report 
No.:EP3938431
Date:19.01.2022
Language:EN
The application published by WIPO in one of the EPO official languages on 24.09.2020 takes the place of the publication of the European patent application.
[2022/03]
Search report(s)International search report - published on:IN24.09.2020
(Supplementary) European search report - dispatched on:EP24.11.2022
ClassificationIPC:C08J5/18, C08J11/04, B29C55/12, B29B17/02, B29C55/00, B29K67/00, C08J11/24, B29B17/00, B29D7/01
[2022/52]
CPC:
B29B17/02 (EP,KR); B29C48/0018 (KR,US); B29B11/10 (KR);
B29C48/08 (KR,US); B29C48/18 (KR); B29C48/21 (US);
B29C55/12 (EP,KR); B29C55/143 (US); B29D7/01 (EP);
B32B27/36 (KR); C08J11/24 (EP,KR,US); C08J5/18 (EP,KR,US);
C08L67/02 (KR); B29B2017/0015 (EP); B29B2017/0272 (EP,KR);
B29C55/005 (EP); B29K2067/003 (EP,US); B29K2105/26 (US);
B29K2995/0053 (US); B29L2007/008 (US); C08J2367/02 (EP,KR,US);
C08L2205/025 (KR); C08L2207/20 (KR); Y02P20/582 (EP,KR);
Y02W30/52 (EP,KR); Y02W30/62 (EP,KR); Y02W30/80 (EP,KR) (-)
Former IPC [2022/03]C08J5/18, C08J11/04, B29C55/12
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2022/03]
TitleGerman:VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG EINER BIAXIAL ORIENTIERTEN POLYESTERFOLIE AUS RPET[2022/03]
English:A PROCESS AND AN APPARATUS FOR MANUFACTURING BI-AXIALLY ORIENTED POLYESTER FILM FROM RPET[2022/03]
French:PROCÉDÉ ET APPAREIL POUR FABRIQUER UN FILM DE POLYESTER À ORIENTATION BIAXIALE À PARTIR DE RPET[2022/03]
Entry into regional phase24.09.2021National basic fee paid 
24.09.2021Search fee paid 
24.09.2021Designation fee(s) paid 
24.09.2021Examination fee paid 
Examination procedure15.01.2021Request for preliminary examination filed
International Preliminary Examining Authority: IN
24.09.2021Examination requested  [2022/03]
29.04.2022Amendment by applicant (claims and/or description)
14.12.2022Observations by third parties
07.06.2023Despatch of a communication from the examining division (Time limit: M06)
15.12.2023Reply to a communication from the examining division
18.04.2024Communication of intention to grant the patent
Fees paidRenewal fee
28.03.2022Renewal fee patent year 03
14.03.2023Renewal fee patent year 04
13.03.2024Renewal fee patent year 05
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[A]WO9744174  (PLASTIPAK PACKAGING INC [US]) [A] 1-15 * example -; claim - *;
 [A]EP2039721  (FUTURA POLYESTERS LTD [IN]) [A] 1-15 * example -; claim - *;
 [A]  - PRASAD S. UPASANI ET AL, "Chemical recycling of PET flakes into yarn", JOURNAL OF APPLIED POLYMER SCIENCE, (20110728), vol. 123, no. 1, doi:10.1002/app.34503, ISSN 0021-8995, pages 520 - 525, XP055008726 [A] 1-15 * the whole document *

DOI:   http://dx.doi.org/10.1002/app.34503
International search[YA]US6410607  (EKART MICHAEL PAUL [NL], et al) [Y] 1-3, 6, 8, 11-15 * (column 4, lines 5-13; column 3, lines 5-19; column 6, lines 13-23) (column 4, lines 5-13; column 3, lines 5-19; column 6, lines 13-23) * [A] 4-5, 7, 9-10;
 [YA]US7935737  (GOPAL VIKRAM [US], et al) [Y] 1-3, 6, 8, 11-15 * (example 1; column 49, line 30 to column 51, line 20; column 38, lines 62-67 & column 39, lines 1-6) (example 1; column 49, line 30 to column 51, line 20; column 38, lines 62-67 & column 39, lines 1-6) * [A] 4-5, 7, 9-10;
 [YA]US2012088112  (ITO HIDEKI [JP], et al) [Y] 1-3, 6, 8, 11-15 * (paragraphs [0023, 0076, 0077, 0113, 0119, 0126]; tables 2 & 4; examples 2 & 5) (paragraphs GAMMA0023, 0076, 0077, 0113, 0119, 01261; * [A] 4-5, 7, 9-10;
 [YA]US2014186606  (BOWER DOUGLAS J [US], et al) [Y] 1-3, 6, 8, 11-15 * (paragraph [0012, 0016] ) (paragraph [0012, 0016]) *[A] 4-5, 7, 9-10
by applicantUS4571363
 WO0119694
other   - Anonymous, "MSDS MEG MonoEthyleneGlycol", BASF, (20221126), pages 1 - 238, XP093016279
    - "Recycling of Polyesters, Chapter 26", V.M. NADKARNI, Handbook of thermoplastic polyesters, (20020000), vol. 2, pages 1 - 15, XP093016294
    - Nadkarni V. M., "Recycling of Polyesters, Chapter 26", Handbook of thermoplastic polyesters , (20020101), pages 1221 - 1249, doi:10.1002/3527601961.ch26, XP093016294
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.