US3418570A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical device for testing for and counting flaws in the insulation of an electrical conductor passing through an electrode
Assignee: Individual
•
Filing: 1966-08-26
•
Granted: 1968-12-24
•
Expires: 1986-08-26
Abstract
No abstract record available.
Inventors
- 👤 Henry H Clinton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:25
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/04; G01N27/20; G01N27/205; G01R; G01R31/00; G01R31/50; G01R31/58; G01R31/59
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2704825A
Cited
US3252086A
Cited
US3217246A
Cited
US3339136A
Cited
US3284724A
Cited
US3256495A
Cited
US3339412A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |