Patent US2990153A successfully refreshed from Google Patents.
US2990153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hangers for cord supported fixtures
Assignee: Individual
•
Filing: 1954-12-13
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Granted: 1961-06-27
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Expires: 1974-12-13
Abstract
No abstract record available.
Inventors
- 👤 Wolar Isidore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:10
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/02; F21V21/03; H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/18; H02G3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1155805A
Cited
GB182097A
Cited
US1659404A
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US1685620A
Cited
US1760003A
Cited
US1901235A
Cited
US2336414A
Cited
US2347113A
Cited
US2422858A
Cited
US2509895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |