HIGH-INDEX GLASS
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Apr 4, 2024
app pub date -
Sep 29, 2023
filing date -
Sep 29, 2022
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A glass having a refractive index at a wavelength of about 587.6 nm of 1.95 to 2.05 and a dispersion of 22 to less than 35 includes the following components in % by weight: 4-12 SiO2; 4-11 B2O3; <10 BaO; 30-<52 La2O3; <14 Gd2O3; <5.5 ZrO2; 10-25 TiO2; 3-16 Nb2O5; and ≤2.0 ZnO. A sum total of the proportions by weight of SiO2 and B2O3 is at least 10% by weight.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully