Licensable university IP
Photonic blockchain based on optical proof-of-work
Photonic blockchain based on optical proof-of-work is marketed for licensing by Stanford University (OTL). It is documented in US patent US 12,493,316. The current assignee of record is Powx Inc. Google Patents reports its legal status as “Active” (an automated indicator, not a legal determination). Its expected expiration is 2044-06-25.
The patent's current assignee of record differs from the marketing institution (Stanford University (OTL)). Confirm licensing rights with the assignee of record before relying on this listing.
Patent picture
| Field | Value | Reliability | Source |
|---|---|---|---|
| US patent | US 12,493,316 | High | Google Patents |
| Patent title | Photonic blockchain based on optical proof-of-work | High | Google Patents |
| Current assignee | Powx Inc | Good | Google Patents |
| Original assignee | Powx Inc | Good | Google Patents |
| Legal status | Active | Moderate | Google Patents |
| Filing date | 2023-03-25 | High | Google Patents |
| Priority date | 2022-03-25 | High | Google Patents |
| Publication date | 2025-12-09 | High | Google Patents |
| Expected expiration | 2044-06-25 | Moderate | Google Patents |
- High 90% and up
- Good 80 to 89%
- Moderate 70 to 79%
Legal status is Google Patents' automated indicator, not a legal determination.
Joined to US 12,493,316 by its printed patent number (a deterministic match), then enriched from public Google Patents data. Fields are shown only where resolved against a public source; unresolved fields are omitted, never guessed.
Grouped under Software & Computing · Mechanical & Industrial, derived from its patent classification (CPC G02F, G06E, G06N, G06Q, H04L; Google Patents).
Original listing
This technology is marketed for licensing by Stanford University (OTL). View the original listing.