US1642142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outlet box
Assignee: CHICAGO FUSE Manufacturing Co
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Filing: 1925-03-09
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Granted: 1927-09-13
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Expires: 1945-03-09
Abstract
No abstract record available.
Inventors
- 👤 Cook Herbert Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:08
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/086
Claims Analysis
Total Claims: 0
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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) | 1930-09-12 | 1931-03-14 | 1931-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-09-12 | 1935-03-14 | 1935-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-09-12 | 1939-03-14 | 1939-09-13 | $7700.00 | Window Closed / Lapsed |