Patent Application
Utility
PCT National Stage
App. No. 19/162,796
· Confirmation No. 8378
PROCESS FOR PREPARING 1,3-BUTADIENE COPOLYMERS
Inventors:
Emily Clare Schweißinger, Kai-Steffen Krannig, Yvonne Groß-Onnebrink, Jürgen Herwig, Guido Dieter Frey
Applicant:
Evonik Operations GmbH
Sent to Classification contractor
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| 2026-09-18 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-09-18 | WCLM |
Claims Worksheet (PTO-2022) | 1 | View | |
| 2026-09-18 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2026-09-18 | M903 |
Notice of Designated Office (DO) / Elected Office (EO) Acceptance Mailed | 2 | View | |
| 2026-09-18 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2026-08-26 | P.399 |
PCT/IB/399 - International Application Status Form | 2 | View | |
| 2025-09-05 | A.PE |
Preliminary Amendment | — | View | |
| 2025-09-05 | N417 |
Electronic Filing System Acknowledgment Receipt | 4 | View | |
| 2025-09-05 | TRNA |
Transmittal of New Application | 5 | View | |
| 2025-09-05 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2025-09-05 | 371P |
Documents submitted with 371 (National Stage) Applications | 1 | View | |
| 2025-09-05 | REF.OTHER |
Other reference-Patent/Application/Search Documents | 4 | View | |
| 2025-09-05 | REF.OTHER |
Other reference-Patent/Application/Search Documents | 3 | View | |
| 2025-09-05 | PA.. |
Power of Attorney | 2 | View | |
| 2025-09-05 | OATH |
Oath or Declaration filed | 3 | View | |
| 2025-09-05 | 371P |
Documents submitted with 371 (National Stage) Applications | 1 | View | |
| 2025-09-05 | A.PE |
Preliminary Amendment | 1 | View | |
| 2025-09-05 | SPEC |
Specification | 1 | View | |
| 2025-09-05 | CLM |
Claims | 3 | View | |
| 2025-09-05 | REM |
Applicant Arguments/Remarks Made in an Amendment | 1 | View | |
| 2025-09-05 | ADS |
Application Data Sheet | 9 | View | |
| 2025-09-05 | P.N.101.CONV |
PCT/RO/101 - Request form for new International Application - Conventional | 7 | View | |
| 2025-09-05 | 371P |
Documents submitted with 371 (National Stage) Applications | 1 | View | |
| 2025-09-05 | FRPR |
Certified Copy of Foreign Priority Application | 21 | View | |
| 2025-09-05 | ABST |
Abstract | 1 | View | |
| 2025-09-05 | SPEC |
Specification | 13 | View | |
| 2025-09-05 | CLM |
Claims | 3 | View |
Inventors
Emily Clare Schweißinger
Dortmund, GERMANY
Kai-Steffen Krannig
Dortmund, GERMANY
Yvonne Groß-Onnebrink
Raesfeld, GERMANY
Jürgen Herwig
Hünxe, GERMANY
Guido Dieter Frey
Riedstadt, GERMANY
Attorneys & Agents of Record
Prosecution
- Customer No.
- 23409
- Docket No.
- 024010-0078-US01
- Confirmation No.
- 8378
Foreign Priority
23160497.6
·
2023-03-07
·
EUROPEAN PATENT OFFICE (EPO)
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Quick Facts
- App. No.
- 19/162,796
- Filed
- 2025-09-05
External Links