JPS60176017A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
optical element
Assignee: Canon Inc
•
Filing: 1984-02-23
•
Granted: —
•
Expires: 2004-02-23
Abstract
Abstract Translated from Japanese (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。 (57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Inventors
- 👤 Takeshi Baba
- 👤 健 馬場
- 👤 Takashi Serizawa
- 👤 芹沢 高
- 👤 Masayuki Usui
- 👤 臼井 正幸
- 👤 Hiroyuki Imataki
- 👤 今滝 寛之
- 👤 Hiroyasu Nose
- 👤 博康 能瀬
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-07 23:28
CPC Classifications
G; G02; G02B; G02B26/00; G02B26/08; G02B26/0875; G02B26/0883; G02B3/00; G02B3/12; G02B3/14; G02B5/00; G02B5/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.