Patent US1091995A successfully refreshed from Google Patents.
US1091995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transformer.
Assignee: PACKARD ELECTRIC Co
•
Filing: 1910-05-12
•
Granted: 1914-03-31
•
Expires: 1930-05-12
Abstract
No abstract record available.
Inventors
- 👤 Newton A Wolcott
- 👤 William C Woodland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:03
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/24; H01F27/245
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1917-03-30 | 1917-09-29 | 1918-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-03-30 | 1921-09-29 | 1922-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-03-30 | 1925-09-29 | 1926-03-31 | $7700.00 | Window Closed / Lapsed |