| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_bc727081a039234a0321c021de7406f2 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F21Y2115-10 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F21V33-008
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/F21L4-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B63C11-49
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B1-041
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B27-027 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/F21L4-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B1-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B63C11-49
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B27-02 |
| filingDate |
2019-09-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0fd0aa6cc135839b14ffc5c63732c7f4 |
| publicationDate |
2021-03-18-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-2021078684-A1 |
| titleOfInvention |
Above-liquid refraction-correcting buoyant lens device |
| abstract |
An above-liquid refraction-correcting buoyant lens device is described. The above-liquid refraction-correcting buoyant lens device includes a viewing portion and a buoyant portion. The viewing portion includes optically transparent material. The buoyant portion can be disposed around an outer edge surface of the viewing portion. In some embodiments, the viewing portion has a viewing area of at least twenty-five square inches. In some embodiments, the viewing portion includes a magnification lens. |
| priorityDate |
2019-09-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |