Prosecution Insights
Last updated: July 17, 2026
Application No. 18/749,471

METHOD, APPARATUS, AND MEDIUM FOR POINT CLOUD CODING

Non-Final OA §102§103
Filed
Jun 20, 2024
Priority
Dec 20, 2021 — provisional 63/291,752 +1 more
Examiner
LU, ZHIYU
Art Unit
2665
Tech Center
2600 — Communications
Assignee
Bytedance Inc.
OA Round
1 (Non-Final)
49%
Grant Probability
Moderate
1-2
OA Rounds
1y 9m
Est. Remaining
63%
With Interview

Examiner Intelligence

Grants 49% of resolved cases
49%
Career Allowance Rate
380 granted / 772 resolved
-12.8% vs TC avg
Moderate +14% lift
Without
With
+14.0%
Interview Lift
resolved cases with interview
Typical timeline
3y 10m
Avg Prosecution
51 currently pending
Career history
827
Total Applications
across all art units

Statute-Specific Performance

§101
0.4%
-39.6% vs TC avg
§103
95.4%
+55.4% vs TC avg
§102
2.4%
-37.6% vs TC avg
§112
1.5%
-38.5% vs TC avg
Black line = Tech Center average estimate • Based on career data from 772 resolved cases

Office Action

§102 §103
DETAILED ACTION Notice of Pre-AIA or AIA Status The present application, filed on or after March 16, 2013, is being examined under the first inventor to file provisions of the AIA . Election/Restrictions Applicant’s election without traverse of claims 1, 3-8, 12, 14-20 in the reply filed on 05/20/2026 is acknowledged. Claim Rejections - 35 USC § 102 The following is a quotation of the appropriate paragraphs of 35 U.S.C. 102 that form the basis for the rejections under this section made in this Office action: A person shall be entitled to a patent unless – (a)(1) the claimed invention was patented, described in a printed publication, or in public use, on sale, or otherwise available to the public before the effective filing date of the claimed invention. Claim(s) 1, 3, 5, 7, 12, 14, 16, 18-20 is/are rejected under 35 U.S.C. 102(a)(1) as anticipated by or, in the alternative, under 35 U.S.C. 103 as obvious over Oh (US2021/0209807). To claim 1, Oh teach a method for point cloud coding, comprising: performing a conversion between a current (obvious) point cloud sample of a point cloud sequence and a bitstream of the point cloud sequence (Fig. 1, paragraph 0295), wherein during the conversion at least one of the following data units comprises an integer number of bytes: a first data unit indicating an end of a point cloud frame associated with the current point cloud sample, a second data unit comprising attribute values for a single attribute in the current point cloud sample, or a third data unit specifying a single attribute value for all points in the current point cloud sample (Figs. 26-27, 31, 40, paragraphs 0500-0564, 0651). To claim 12, Oh teach an apparatus for processing point cloud data comprising a processor and a non-transitory memory with instructions thereon, wherein the instructions upon execution by the processor, causes the processor to perform acts (as explained in response to claim 1 above). To claim 19, Oh teach a non-transitory computer-readable storage medium storing instructions that cause a processor to perform acts (as explained in response to claim 1 above). To claim 20, Oh teach a non-transitory computer-readable recording medium storing a bitstream of a point cloud sequence which is generated by a method performed by a point cloud processing apparatus (as explained in response to claim 1 above). To claims 3 and 14, Oh teach claims 1 and 12. Oh teach wherein a first syntax structure for the first data unit specifies that the first data unit (paragraph 0518) comprises the integer number of bytes, the first syntax structure ends at a byte-aligned bit position, and the byte-aligned bit position is an integer multiple of 8 bits away from the first position in the bitstream (paragraphs 0651, 0988, one byte is inherently 8 bits). To claims 5 and 16, Oh teach claims 1 and 12. Oh teach wherein a third syntax structure for the third data unit specifies that the third data unit comprises the integer number of bytes, the third syntax structure ends at a byte-aligned bit position, and the byte-aligned bit position is an integer multiple of 8 bits away from the first position in the bitstream (paragraphs 0651, 0988, one byte is inherently 8 bits, wherein numbering of syntax structure would have been obvious as bitstream being transmitted in series). To claims 7 and 18, Oh teach claims 1 and 12. Oh teach wherein a second syntax structure for the second data unit specifies that the second data unit comprises the integer number of bytes, the second syntax structure ends at a byte-aligned bit position, and the byte-aligned bit position is an integer multiple of 8 bits away from the first position in the bitstream (paragraphs 0651, 0988, one byte is inherently 8 bits, wherein numbering of syntax structure would have been obvious as bitstream being transmitted in series). Claim Rejections - 35 USC § 103 The following is a quotation of 35 U.S.C. 103 which forms the basis for all obviousness rejections set forth in this Office action: A patent for a claimed invention may not be obtained, notwithstanding that the claimed invention is not identically disclosed as set forth in section 102, if the differences between the claimed invention and the prior art are such that the claimed invention as a whole would have been obvious before the effective filing date of the claimed invention to a person having ordinary skill in the art to which the claimed invention pertains. Patentability shall not be negated by the manner in which the invention was made. Claim(s) 4, 6, 8, 15, 17 is/are rejected under 35 U.S.C. 103 as obvious over Oh (US2021/0209807). To claims 4 and 15, Oh teach claims 3 and 4. Oh teach wherein the first syntax structure comprises a fourth syntax structure for byte-alignment (paragraph 0649), and the fourth syntax structure is located at the end of the first syntax structure (paragraphs 0621, 1178-01179, numbering of syntax structures would be obvious as either directly or indirectly one after another). To claims 6 and 17, Oh teach claims 5 and 16. Oh teach wherein the third syntax structure comprises a fourth syntax structure for byte-alignment, and the fourth syntax structure is at the end of the third syntax structure (as explained in response to claim 4 above). To claim 8, Oh teach claim 7. Oh teach wherein the second syntax structure comprises a fourth syntax structure for byte-alignment, and the fourth syntax structure is at the end of the second syntax structure (paragraphs 0621, 1178-01179, numbering of syntax structures would be obvious as either directly or indirectly one after another) Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ZHIYU LU whose telephone number is (571)272-2837. The examiner can normally be reached Weekdays: 8:30AM - 5:00PM. Examiner interviews are available via telephone, in-person, and video conferencing using a USPTO supplied web-based collaboration tool. To schedule an interview, applicant is encouraged to use the USPTO Automated Interview Request (AIR) at http://www.uspto.gov/interviewpractice. If attempts to reach the examiner by telephone are unsuccessful, the examiner’s supervisor, Stephen R Koziol can be reached at (408) 918-7630. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of published or unpublished applications may be obtained from Patent Center. Unpublished application information in Patent Center is available to registered users. To file and manage patent submissions in Patent Center, visit: https://patentcenter.uspto.gov. Visit https://www.uspto.gov/patents/apply/patent-center for more information about Patent Center and https://www.uspto.gov/patents/docx for information about filing in DOCX format. For additional questions, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. ZHIYU . LU Primary Examiner Art Unit 2669 /ZHIYU LU/Primary Examiner, Art Unit 2665 June 4, 2026
Read full office action

Prosecution Timeline

Jun 20, 2024
Application Filed
Jun 09, 2026
Non-Final Rejection mailed — §102, §103 (current)

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Study what changed to get past this examiner. Based on 5 most recent grants.

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Prosecution Projections

1-2
Expected OA Rounds
49%
Grant Probability
63%
With Interview (+14.0%)
3y 10m (~1y 9m remaining)
Median Time to Grant
Low
PTA Risk
Based on 772 resolved cases by this examiner. Grant probability derived from career allowance rate.

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