Registered entities
Eiger Biopharmaceuticals, Inc.
Reg. No. 1305253United States
Eiger Biopharmaceuticals, Inc
Reg. No. 33-097159United States
Innovation
29 patent families (10 granted) — focus: Human necessities, Chemistry & metallurgy; filing pace slowing. Cited 2,486 times.
| Year | Filings |
|---|---|
| 2013 | 1 |
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 10 |
| 2018 | 7 |
| 2019 | 9 |
| 2020 | 12 |
| 2021 | 12 |
| 2022 | 13 |
| 2023 | 10 |
| 2024 | 15 |
| 2025 | 2 |
Investor mix
12 investors on record; lead investors include InterWest Partners, Vivo Capital; 2 have since exited.
| Investor type | Count | Share |
|---|---|---|
| Venture capital | 5 | 42% |
| Private equity | 3 | 25% |
| Bank & private debt | 1 | 8% |
| Other / undisclosed | 3 | 25% |