Patent US3093933A successfully refreshed from Google Patents.
US3093933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical ducts and fittings
Assignee: Hospitality Homes
•
Filing: 1959-10-15
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Granted: 1963-06-18
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Expires: 1979-10-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Slingluff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:15
CPC Classifications
E; E04; E04B; E04B5/00; E04B5/48; E04B5/16; E04B5/32; E04B5/36; E04B5/38; E04B5/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US925865A
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US1411184A
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US1996371A
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US2353121A
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US2672749A
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US2763294A
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US2824578A
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US2931533A
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US2975559A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-17 | 1966-12-17 | 1967-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-17 | 1970-12-17 | 1971-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-17 | 1974-12-17 | 1975-06-18 | $7700.00 | Window Closed / Lapsed |