US2885646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical transformers
Assignee: KENDICK Manufacturing CO Inc
•
Filing: 1953-04-22
•
Granted: 1959-05-05
•
Expires: 1973-04-22
Abstract
No abstract record available.
Inventors
- 👤 Kenly C Bugg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:04
CPC Classifications
H; H01; H01F; H01F30/00; H01F30/06; H01F30/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1586889A
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US685470A
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US1978568A
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US2267955A
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US2407391A
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US2516930A
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US2436742A
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US2542806A
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US2569468A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |