US2830698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condenser
Assignee: Erie Resistor Corp
•
Filing: 1955-04-25
•
Granted: 1958-04-15
•
Expires: 1975-04-25
Abstract
No abstract record available.
Inventors
- 👤 Coda Nello
- 👤 Challstrom Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:45
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/228; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435; Y10T428/00; Y10T428/12; Y10T428/12188; Y10T428/12201; Y10T428/12208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US309414A
Cited
US1774538A
Cited
GB338513A
Cited
US1972411A
Cited
US1926842A
Cited
US2321071A
Cited
GB666467A
Cited
US2606955A
Cited
US2680497A
Cited
US2757792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-14 | 1961-10-14 | 1962-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-14 | 1965-10-14 | 1966-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-14 | 1969-10-14 | 1970-04-15 | $7700.00 | Window Closed / Lapsed |