Patent Application
Utility
PCT National Stage
App. No. 18/996,803
· Confirmation No. 5986
HYDRAULIC CONTROL SYSTEM FOR CONSTRUCTION MACHINES, AND CONTROL METHOD THEREOF
Applicant:
HD CONSTRUCTION EQUIMENT CO., LTD.
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| 2026-07-30 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2026-07-30 | N570 |
Communication - Re: Power of Attorney (PTOL-308) | 1 | View | |
| 2026-07-27 | R46C.REQ |
Request under 37CFR1.46(c) to correct, update, change applicant | 2 | View | |
| 2026-07-27 | ADS |
Application Data Sheet | 9 | View | |
| 2026-07-27 | CFILE |
Request for Corrected Filing Receipt | 2 | View | |
| 2026-07-27 | CFILE |
Request for Corrected Filing Receipt | 3 | View | |
| 2026-07-27 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 3 | View | |
| 2026-07-27 | PA.. |
Power of Attorney | 1 | View | |
| 2026-07-27 | N417 |
Electronic Filing System Acknowledgment Receipt | 3 | View | |
| 2026-07-02 | M903 |
Notice of Designated Office (DO) / Elected Office (EO) Acceptance Mailed | 2 | View | |
| 2026-07-02 | WCLM |
Claims Worksheet (PTO-2022) | 1 | View | |
| 2026-07-02 | APP.FILE.REC |
Filing Receipt | 3 | View | |
| 2026-07-02 | WFEE |
Fee Worksheet (SB06) | 1 | View | |
| 2026-07-02 | WELCOME.LET |
Welcome Letter from USPTO Director and Deputy Director | 1 | View | |
| 2026-01-20 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 5 | View | |
| 2026-01-20 | FOR |
Foreign Reference | 11 | View | |
| 2026-01-20 | FOR |
Foreign Reference | 16 | View | |
| 2026-01-20 | FOR |
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| 2026-01-20 | FOR |
Foreign Reference | 10 | View | |
| 2026-01-20 | N417 |
Electronic Filing System Acknowledgment Receipt | 2 | View | |
| 2025-01-17 | 371P |
Documents submitted with 371 (National Stage) Applications | 24 | View | |
| 2025-01-17 | FOR |
Foreign Reference | 21 | View | |
| 2025-01-17 | IDS |
Information Disclosure Statement (IDS) Form (SB08) | 4 | View | |
| 2025-01-17 | ADS |
Application Data Sheet | 9 | View | |
| 2025-01-17 | REF.OTHER |
Other reference-Patent/Application/Search Documents | 6 | View | |
| 2025-01-17 | R3.73 |
Assignee showing of ownership per 37 CFR 3.73 | 3 | View | |
| 2025-01-17 | 371P |
Documents submitted with 371 (National Stage) Applications | 1 | View | |
| 2025-01-17 | FOR |
Foreign Reference | 29 | View | |
| 2025-01-17 | N417.PYMT |
Electronic Fee Payment | 2 | View | |
| 2025-01-17 | PA.. |
Power of Attorney | 1 | View | |
| 2025-01-17 | DRW |
Drawings-only black and white line drawings | 4 | View | |
| 2025-01-17 | OATH |
Oath or Declaration filed | 2 | View | |
| 2025-01-17 | TRNA |
Transmittal of New Application | 4 | View | |
| 2025-01-17 | 371P |
Documents submitted with 371 (National Stage) Applications | 19 | View | |
| 2025-01-17 | FOR |
Foreign Reference | 18 | View | |
| 2025-01-17 | FOR |
Foreign Reference | 10 | View | |
| 2025-01-17 | REF.OTHER |
Other reference-Patent/Application/Search Documents | 6 | View | |
| 2025-01-17 | FOR |
Foreign Reference | 10 | View | |
| 2025-01-17 | 371P |
Documents submitted with 371 (National Stage) Applications | 4 | View | |
| 2025-01-17 | N417 |
Electronic Filing System Acknowledgment Receipt | 4 | View | |
| 2025-01-17 | A.PE |
Preliminary Amendment | 1 | View | |
| 2025-01-17 | SPEC |
Specification | 1 | View | |
| 2025-01-17 | REM |
Applicant Arguments/Remarks Made in an Amendment | 1 | View | |
| 2025-01-17 | SPEC |
Specification | 16 | View | |
| 2025-01-17 | CLM |
Claims | 6 | View | |
| 2025-01-17 | ABST |
Abstract | 1 | View | |
| 2025-01-17 | DRW.SUPP |
Drawings-black and white line and/or other drawings | — | View | |
| 2025-01-17 | SCORE |
Placeholder sheet indicating presence of supplemental content in Supplemental Complex Repository for Examiners(SCORE) | 1 | View | |
| 2025-01-17 | FRPR |
Certified Copy of Foreign Priority Application | 30 | View | |
| 2025-01-17 | P.N.101.CONV |
PCT/RO/101 - Request form for new International Application - Conventional | 4 | View | |
| 2025-01-17 | P.PAMPHLET |
WIPO Publication - Non-English version | 24 | View |
Inventors
Sunghoon LEE
Seoul, KOREA, REPUBLIC OF
Yoonkyu YOO
Incheon, KOREA, REPUBLIC OF
Wonsun SOHN
Seoul, KOREA, REPUBLIC OF
Wooyong JUNG
Seoul, KOREA, REPUBLIC OF
Attorneys & Agents of Record
Classification
USPC
60/431
E02F9/2246
E02F9/226
Prosecution
- Examiner
- NGUYEN, DUSTIN T
- Art Unit
- 3745
- Customer No.
- 22429
- Docket No.
- 5445-0150
- Confirmation No.
- 5986
Foreign Priority
10-2022-0099203
·
2022-08-09
·
REPUBLIC OF KOREA
No recorded assignments were found for this patent.
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Quick Facts
- App. No.
- 18/996,803
- Filed
- 2025-01-17
- Examiner
- NGUYEN, DUSTIN T
- Art Unit
- 3745
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