Patent Application
Utility
PCT National Stage
App. No. 18/699,261
· Confirmation No. 7024
MULTIPLE FLUIDIZED BED OR SPOUTED BED REACTORS FOR PLASTICS PYROLYSIS
Inventors:
Wu-Cheng CHENG, Guang YUAN, Robert Hibbard HARDING, Abubacker SIDDIEQ, Anapagaddi RAVIKIRAN
Applicant:
W.R. Grace & Co.-CONN.
Notice of Allowance Mailed -- Application Received in Office of Publications
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Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2026-07-02 | NOA |
Notice of Allowance and Fees Due (PTOL-85) | 9 | View | |
| 2026-07-02 | FWCLM |
Index of Claims | 1 | View | |
| 2026-07-02 | SRFW |
Search information including classification, databases and other search related notes | 2 | View | |
| 2026-07-02 | IIFW |
Issue Information including classification, examiner, name, claim, renumbering, etc. | 3 | View | |
| 2026-07-02 | SRNT |
Examiner's search strategy and results | 20 | View | |
| 2026-07-02 | 1449 |
List of References cited by applicant and considered by examiner | 1 | View | |
| 2026-07-02 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2026-06-23 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | — | View | |
| 2026-06-23 | FOR |
Foreign Reference | 22 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 30 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 19 | View | |
| 2026-06-23 | IDS.R197.REL |
Letter specifying the conditions for filing under 37 CFR 1.97 | 3 | View | |
| 2026-06-23 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 1 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 25 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 29 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 19 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 30 | View | |
| 2026-06-23 | FOR |
Foreign Reference | 44 | View | |
| 2026-06-23 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2026-04-17 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | — | View | |
| 2026-04-17 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-04-17 | A... |
Amendment/Request for Reconsideration-After Non-Final Rejection | 1 | View | |
| 2026-04-17 | CLM |
Claims | 4 | View | |
| 2026-04-17 | REM |
Applicant Arguments/Remarks Made in an Amendment | 6 | View | |
| 2026-04-17 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-02-24 | CTNF |
Non-Final Rejection | 11 | View | |
| 2026-02-24 | 892 |
List of references cited by examiner | 1 | View | |
| 2026-02-24 | FWCLM |
Index of Claims | 1 | View | |
| 2026-02-24 | SRFW |
Search information including classification, databases and other search related notes | 2 | View | |
| 2026-02-24 | BIB |
Bibliographic Data Sheet | 1 | View | |
| 2026-02-24 | 1449 |
List of References cited by applicant and considered by examiner | 1 | View | |
| 2026-02-24 | SRNT |
Examiner's search strategy and results | 9 | View | |
| 2026-01-27 | ELC. |
Response to Election / Restriction Filed | — | View | |
| 2026-01-27 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2026-01-27 | ELC. |
Response to Election / Restriction Filed | 1 | View | |
| 2026-01-27 | CLM |
Claims | 6 | View | |
| 2026-01-27 | REM |
Applicant Arguments/Remarks Made in an Amendment | 2 | View | |
| 2026-01-27 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2025-12-23 | CTRS |
Requirement for Restriction/Election | 7 | View | |
| 2024-12-26 | NTC.PUB |
Notice of Publication | 1 | View | |
| 2024-10-30 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2024-10-30 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2024-10-24 | PA.. |
Power of Attorney | 2 | View | |
| 2024-10-24 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-09-19 | WCLM |
Claims Worksheet (PTO-2022) | 1 | View | |
| 2024-09-19 | APP.FILE.REC |
Filing Receipt | 4 | View | |
| 2024-09-19 | M903 |
Notice of Designated Office (DO) / Elected Office (EO) Acceptance Mailed | 2 | View | |
| 2024-09-19 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2024-09-19 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2024-05-28 | INTRVIEW.APP |
Applicant summary of interview with examiner | 2 | View | |
| 2024-05-28 | OATH |
Oath or Declaration filed | 5 | View | |
| 2024-05-28 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2024-04-05 | ABST |
Abstract | — | View | |
| 2024-04-05 | A.PE |
Preliminary Amendment | — | View | |
| 2024-04-05 | ADS |
Application Data Sheet | 9 | View | |
| 2024-04-05 | TRNA |
Transmittal of New Application | 4 | View | |
| 2024-04-05 | A.PE |
Preliminary Amendment | 1 | View | |
| 2024-04-05 | SPEC |
Specification | 1 | View | |
| 2024-04-05 | CLM |
Claims | 6 | View | |
| 2024-04-05 | REM |
Applicant Arguments/Remarks Made in an Amendment | 1 | View | |
| 2024-04-05 | N417 |
Electronic Filing System Acknowledgment Receipt | 5 | View | |
| 2024-04-05 | TRAN.LET |
Transmittal Letter | 2 | View | |
| 2024-04-05 | REF.OTHER |
Other reference-Patent/Application/Search Documents | 10 | View | |
| 2024-04-05 | PA.. |
Power of Attorney | 1 | View | |
| 2024-04-05 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 1 | View | |
| 2024-04-05 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2024-04-05 | 371P |
Documents submitted with 371 (National Stage) Applications | 43 | View | |
| 2024-04-05 | P.N.101.CONV |
PCT/RO/101 - Request form for new International Application - Conventional | 5 | View | |
| 2024-04-05 | FRPR |
Certified Copy of Foreign Priority Application | 53 | View | |
| 2024-04-05 | 371P |
Documents submitted with 371 (National Stage) Applications | 1 | View | |
| 2024-04-05 | ABST |
Abstract | 1 | View | |
| 2024-04-05 | SPEC |
Specification | 29 | View | |
| 2024-04-05 | CLM |
Claims | 7 | View | |
| 2024-04-05 | DRW |
Drawings-only black and white line drawings | 6 | View | |
| 2024-04-05 | ABST |
Abstract | 1 | View |
Inventors
Wu-Cheng CHENG
Columbia, MD
Guang YUAN
Clarksville, MD
Robert Hibbard HARDING
Woodstock, MD
Abubacker SIDDIEQ
Chennai, INDIA
Anapagaddi RAVIKIRAN
Chennai, INDIA
Attorneys & Agents of Record
Classification
USPC
585/241
C07C4/22
C10G1/08
C10G55/06
Y02P20/143
B01D21/267
B01J6/008
B01J8/245
B01J8/28
B01J8/388
B01J15/00
C10B49/22
C10B53/07
C10B57/02
C10B57/06
C10B57/14
C10B57/16
C10G1/10
C10G2300/1003
C10G2300/70
C10G2400/20
C10G2400/22
C10G2400/30
Prosecution
- Examiner
- HINES, LATOSHA D
- Art Unit
- 1771
- Customer No.
- 200148
- Docket No.
- GRAC-10313-PTUS
- Confirmation No.
- 7024
Publication
- Pub. No.
- US20240425769A1
- Pub. Date
- 2024-12-26
RELEASE OF SECURITY INTEREST SUPPLEMENT NO. 2, RECORDED AT REEL/FRAME 072519/0265
Recorded 2026-02-02
NOTES SECURITY INTEREST
Recorded 2026-01-29
SECURITY AGREEMENT (SUPPLEMENTAL NO. 2)
Recorded 2025-08-19
SECURITY INTEREST
Recorded 2025-08-19
SECURITY INTEREST
Recorded 2025-08-19
SECURITY AGREEMENT (NOTES)
Recorded 2025-08-19
from
HARDING, ROBERT HIBBARD,
YUAN, GUANG,
CHENG, WU-CHENG,
RAVIKIRAN, ANAPAGADDI,
SIDDIEQ, ABUBACKER
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2024-04-22
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Quick Facts
- App. No.
- 18/699,261
- Filed
- 2024-04-05
- Pub. No.
- US20240425769A1
- Examiner
- HINES, LATOSHA D
- Art Unit
- 1771
External Links