# S.D. Codified Laws § 37-36-4: Factors for claim of patent infringement not made in bad faith

> South Dakota · Statutes · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-4

## Section

- **Citation:** S.D. Codified Laws § 37-36-4
- **Heading:** Factors for claim of patent infringement not made in bad faith
- **Jurisdiction:** South Dakota
- **Kind:** Statutes
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** SD Code / Title 37 / Chapter 36 / Section 37-36-4

## Text

A court may consider the following factors as evidence that a person has not made a bad faith assertion of patent infringement:

(1) The demand letter contains all of the information described in subdivision 37-36-3(1);

(2) If the demand letter lacks the information described in subdivision 37-36-3(1) and the target requests the information, the person provides the information within a reasonable period of time;

(3) The person engages in a good faith effort to establish that the target has infringed the patent and to negotiate an appropriate remedy;

(4) The person makes a substantial investment in the use of the patent or in the production or sale of a product or item covered by the patent;

(5) The person is:

(a) The inventor or joint inventor of the patent or, in the case of a patent filed by and awarded to an assignee of the original inventor or joint inventor, is the original assignee; or

(b) An institution of higher education or a technology transfer organization owned or affiliated with an institution of higher education;

(6) The person has:

(a) Demonstrated good faith business practices in previous efforts to enforce the patent, or a substantially similar patent; or

(b) Successfully enforced the patent, or a substantially similar patent, through litigation;

(7) Any other factor the court finds relevant.

Source: SL 2014, ch 192, § 4.

## Nearby sections

- [S.D. Codified Laws § 37-36-1 Definitions](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-1.md)
- [S.D. Codified Laws § 37-36-2 Bad faith assertion of patent infringement prohibited](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-2.md)
- [S.D. Codified Laws § 37-36-3 Factors for bad faith assertion of infringement](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-3.md)
- [S.D. Codified Laws § 37-36-4 Factors for claim of patent infringement not made in bad faith](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-4.md)
- [S.D. Codified Laws § 37-36-5 Bond](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-5.md)
- [S.D. Codified Laws § 37-36-6 Action by attorney general](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-6.md)
- [S.D. Codified Laws § 37-36-7 Action by person aggrieved--Available remedies](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-7.md)
- [S.D. Codified Laws § 37-36-8 Patent enforcement not a deceptive trade act or practice](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-8.md)
- [S.D. Codified Laws § 37-36-9 Exempt demand letters](https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-9.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_SD_T37_C36_S37-36-4. Check the current official text before relying on it. Not legal advice.