Patent US4105027A successfully refreshed from Google Patents.
US2423199A
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US
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Sound deadening panel
Assignee: CINCINNATI MANUFACTURING Co
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Filing: 1944-06-13
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Granted: 1947-07-01
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Expires: 1964-06-13
Abstract
No abstract record available.
Inventors
- 👤 Leland T Milnor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:40
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/82; E04B1/8227; E04B1/84; E04B2001/8423; E04B2001/8433; E04B2001/8452
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1968045A
Cited
US1899403A
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US1987537A
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US2017441A
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US2104550A
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US2228363A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-06-30 | 1950-12-30 | 1951-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-30 | 1954-12-30 | 1955-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-30 | 1958-12-30 | 1959-07-01 | $7700.00 | Window Closed / Lapsed |