US3399667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite glass electrode
Assignee: Panasonic Holdings Corp
•
Filing: 1965-10-18
•
Granted: 1968-09-03
•
Expires: 1985-10-18
Abstract
No abstract record available.
Inventors
- 👤 Nishimoto Kazuyuki
- 👤 Iida Yoshio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:29
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/07; A61B5/073; Y; Y10; Y10S; Y10S65/00; Y10S65/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2755243A
Cited
US3103480A
Cited
US3340866A
Cited
US3070540A
Cited
US3133537A
Cited
US3145157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |