Prosecution Insights
Last updated: October 02, 2026
Application No. 18/159,487

TECHNIQUES FOR HEART RATE DETECTION

Non-Final OA §112
Filed
Jan 25, 2023
Priority
Mar 02, 2022 — provisional 63/315,602
Examiner
BYKHOVSKI, ALEXEI
Art Unit
3798
Tech Center
3700 — Mechanical Engineering & Manufacturing
Assignee
Oura Health Oy
OA Round
5 (Non-Final)
77%
Grant Probability
Favorable
5-6
OA Rounds
0m
Est. Remaining
99%
With Interview

Examiner Intelligence

Grants 77% — above average
77%
Career Allowance Rate
298 granted / 386 resolved
+7.2% vs TC avg
Strong +26% interview lift
Without
With
+25.9%
Interview Lift
resolved cases with interview
Typical timeline
2y 9m
Avg Prosecution
24 currently pending
Career history
421
Total Applications
across all art units

Statute-Specific Performance

§101
6.7%
-33.3% vs TC avg
§103
51.2%
+11.2% vs TC avg
§102
13.2%
-26.8% vs TC avg
§112
25.1%
-14.9% vs TC avg
Black line = Tech Center average estimate • Based on career data from 386 resolved cases

Office Action

§112
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 . Continued Examination A request for continued examination under 37 CFR 1.114, including the fee set forth in 37 CFR 1.17(e), was filed in this application after final rejection. Since this application is eligible for continued examination under 37 CFR 1.114, and the fee set forth in 37 CFR 1.17(e) has been timely paid, the finality of the previous Office action has been withdrawn pursuant to 37 CFR 1.114. Applicant's submission filed on 04/22/2026 has been entered. Response to Amendment The amendment filed 03/27/2026 has been entered. Claims 1-8, 10, and 19-21 remain pending in the application. Claim Rejections - 35 USC § 112 The following is a quotation of 35 U.S.C. 112(b): (b) CONCLUSION.—The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the inventor or a joint inventor regards as the invention. The following is a quotation of 35 U.S.C. 112 (pre-AIA ), second paragraph: The specification shall conclude with one or more claims particularly pointing out and distinctly claiming the subject matter which the applicant regards as his invention. Claims 1-8, 10, and 19-21 are rejected under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), second paragraph, as being indefinite for failing to particularly point out and distinctly claim the subject matter which the inventor or a joint inventor, or for pre-AIA the applicant regards as the invention. Claim 1 recites the “first pair of photoplethysmogram (PPG) sensors including at least a first light- emitting component ...; a second pair of PPG sensors including at least a second light-emitting component” on page 2 and the "acquiring a first PPG signal via the first pair of PPG sensors including at least the first light-emitting component configured to emit the light within the first wavelength range; acquiring a second PPG signal via the second pair of PPG sensors including at least the second light-emitting component configured to emit the light within the second wavelength range” on page 3, 3rd and 4th para.. A person of ordinary skill in the art would not understand why the signal acquisition is tied to light-emitting components. To acquire PPG signals, an optical receiver, e.g., a photodetector, is required. For examination purposes, Examiner of record takes this to be the --first pair of photoplethysmogram (PPG) sensors including at least a first light- emitting component ...and a first photodetector; a second pair of PPG sensors including at least a second light-emitting component… and a second photodetector-- and --acquiring a first PPG signal via the first pair of PPG sensors including the first photodetector; acquiring a second PPG signal via the second pair of PPG sensors including the second photodetector--, respectively. Claim 1 recites the “selecting one or more PPG sensors for sampling the PPG data from either the first pair of PPG sensors or the second pair of PPG sensors” on p. 3, 6th para. and “sampling the PPG data via the one or more PPG sensors selected” on p. 3, 7th para.. This recitation is unclear because only a first pair and a second pair of PPG sensors have been recited. For examination purposes, Examiner of record takes this to be --selecting one or both PPG sensors…-- and --sampling the PPG data via the one or both PPG sensors selected--. Claim 19 recites the “first pair of photoplethysmogram (PPG) sensors including at least a first light- emitting component ...; a second pair of PPG sensors including at least a second light-emitting component” on page 5 and the "acquire a first PPG signal via the first pair of PPG sensors including at least the first light-emitting component configured to emit the light within the first wavelength range; acquire a second PPG signal via the second pair of PPG sensors including at least the second light-emitting component configured to emit the light within the second wavelength range” in para. 2-3 from the end of page 6. A person of ordinary skill in the art would not understand why the signal acquisition is tied to light-emitting components. To acquire PPG signals, an optical receiver, e.g., a photodetector, is required. For examination purposes, Examiner of record takes this to be the --first pair of photoplethysmogram (PPG) sensors including at least a first light- emitting component ...and a first photodetector; a second pair of PPG sensors including at least a second light-emitting component… and a second photodetector-- and --acquire a first PPG signal via the first pair of PPG sensors including the first photodetector; acquire a second PPG signal via the second pair of PPG sensors including the second photodetector--, respectively. Claim 19 recites the “select one or more PPG sensors for sampling the PPG data from either the first pair of PPG sensors or the second pair of PPG sensors” on p. 7, 2nd para. and “sample the PPG data via the one or more PPG sensors selected” on p. 7, 3rd para.. This recitation is unclear because only a first pair and a second pair of PPG sensors have been recited. For examination purposes, Examiner of record takes this to be --select one or both PPG sensors…-- and --sampling the PPG data via the one or both PPG sensors selected--. Claims dependent upon the rejected claims above, but not directly addressed, are also rejected because they inherit the indefiniteness of the claim(s) they respectively depend upon. Allowable Subject Matter Claims 1-8, 10, and 19-21 would be allowable if rewritten to overcome the rejections under 35 U.S.C. 112(b) or 35 U.S.C. 112 (pre-AIA ), 2nd paragraph, set forth in this Office action. Response to Arguments Applicant's arguments filed 03/27/2026 have been fully considered and are persuasive. Therefore, the rejection has been withdrawn. Response to the 35 U.S.C. §103 rejection arguments on pages 9-12 of the REMARKS. Claims 1-8, 10, and 19-21 The Applicant argues that “Weekly does not disclose or suggest each and every feature of amended independent claim 1.” (Page 11). The Examiner agrees and therefore the rejection has been withdrawn. Conclusion Any inquiry concerning this communication or earlier communications from the examiner should be directed to ALEXEI BYKHOVSKI whose telephone number is (571)270-1556. The examiner can normally be reached on Monday-Friday: 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, Pascal Bui Pho can be reached on 571-272-2714. The fax phone number for the organization where this application or proceeding is assigned is 571-273-8300. Information regarding the status of an application may be obtained from the Patent Application Information Retrieval (PAIR) system. Status information for published applications may be obtained from either Private PAIR or Public PAIR. Status information for unpublished applications is available through Private PAIR only. For more information about the PAIR system, see http://pair-direct.uspto.gov. Should you have questions on access to the Private PAIR system, contact the Electronic Business Center (EBC) at 866-217-9197 (toll-free). If you would like assistance from a USPTO Customer Service Representative or access to the automated information system, call 800-786-9199 (IN USA OR CANADA) or 571-272-1000. /ALEXEI BYKHOVSKI/ Primary Examiner, Art Unit 3798
Read full office action

Prosecution Timeline

Show 11 earlier events
Oct 21, 2025
Examiner Interview Summary
Oct 21, 2025
Applicant Interview (Telephonic)
Nov 10, 2025
Response Filed
Jan 30, 2026
Final Rejection mailed — §112
Mar 27, 2026
Response after Non-Final Action
Apr 22, 2026
Request for Continued Examination
Apr 27, 2026
Response after Non-Final Action
Sep 08, 2026
Non-Final Rejection mailed — §112 (current)

Precedent Cases

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

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Prosecution Projections

5-6
Expected OA Rounds
77%
Grant Probability
99%
With Interview (+25.9%)
2y 9m (~0m remaining)
Median Time to Grant
High
PTA Risk
Based on 386 resolved cases by this examiner. Grant probability derived from career allowance rate.

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