US2930568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hanger for electrolytic liquid treating device
Assignee: Individual
•
Filing: 1954-01-11
•
Granted: 1960-03-29
•
Expires: 1974-01-11
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Rader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:41
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/46; C02F1/4602; C02F1/461; C02F1/46104; C02F1/46176
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US158068A
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US728118A
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US770281A
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US779326A
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US884315A
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US2540074A
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US2609340A
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US2603596A
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US2744708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |