US3110357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acoustic curb
Assignee: JENN AIR PRODUCTS CO
•
Filing: 1960-01-22
•
Granted: 1963-11-12
•
Expires: 1980-01-22
Abstract
No abstract record available.
Inventors
- 👤 Louis J Jenn
- 👤 William E Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:27
CPC Classifications
F; F24; F24F; F24F7/00; F24F7/02; F24F7/025; F24F13/00; F24F13/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1289856A
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GB357147A
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US1948755A
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US2176319A
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US2612831A
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US2644389A
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US2576860A
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US2750865A
Cited
GB780718A
Cited
US2875678A
Cited
US2823598A
Cited
US2987983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-11 | 1967-05-13 | 1967-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-11 | 1971-05-13 | 1971-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-11 | 1975-05-13 | 1975-11-12 | $7700.00 | Window Closed / Lapsed |