Patent US3469217A successfully refreshed from Google Patents.
US3469217A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protector for electrical circuits
Assignee: Individual
•
Filing: 1966-11-15
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Granted: 1969-09-23
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Expires: 1986-11-15
Abstract
No abstract record available.
Inventors
- 👤 Ulle C Linton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:56
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/02; H01H73/12; H01H73/14; H01H71/00; H01H71/04; H01H71/10; H01H71/12; H01H71/14; H01H71/142; H01H71/08; H01H2071/088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2205944A
Cited
US2718569A
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US2794100A
Cited
US2926227A
Cited
US3139499A
Cited
US3057978A
Cited
US3246105A
Cited
US3170999A
Cited
US3290630A
Cited
US3270164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |