US2622161A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple circuit controller having a universally movable single operator
Assignee: Babcock and Wilcox Co
•
Filing: 1948-09-08
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Granted: 1952-12-16
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Expires: 1968-09-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Isaac Harter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:29
CPC Classifications
G; G05; G05G; G05G9/00; G05G9/02; G05G9/04; G05G9/047; G05G9/04785; G05G9/04788; G05G9/04796; B; B66; B66C; B66C13/00; B66C13/52; B66C13/54; B66C2700/00; B66C2700/08; B66C2700/085; G05G2009/04703; G05G2009/04707; G05G2009/0474; G05G2009/04744; G05G2009/04774
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US112829A
Cited
US612413A
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US1709068A
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US1729891A
Cited
FR638312A
Cited
US2391881A
Cited
US2397978A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |