US2599960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for testing dynamoelectric armatures
Assignee: Wagner Electric Corp
•
Filing: 1946-03-21
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Granted: 1952-06-10
•
Expires: 1966-03-21
Abstract
No abstract record available.
Inventors
- 👤 Weichsel Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:50
CPC Classifications
G; G01; G01R; G01R31/00; G01R31/34; G01R31/346; H; H02; H02K; H02K15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1240585A
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US1432003A
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US1427407A
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US1479284A
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US1521605A
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US1906030A
Cited
US2427672A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-10 | 1955-12-10 | 1956-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-10 | 1959-12-10 | 1960-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-10 | 1963-12-10 | 1964-06-10 | $7700.00 | Window Closed / Lapsed |