US2879584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of encapsulating transformers and other electrical units
Assignee: Individual
•
Filing: 1952-03-04
•
Granted: 1959-03-31
•
Expires: 1972-03-04
Abstract
No abstract record available.
Inventors
- 👤 Skobel Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:59
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; H01F; H01F27/00; H01F27/02; H01F27/022; H01F41/00; H01F41/005; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1832804A
Cited
US1995150A
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US2149827A
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US2163798A
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US2213209A
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GB578240A
Cited
US2459018A
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US2464029A
Cited
US2526688A
Cited
US2646535A
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US2743308A
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US2743400A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |