US3087205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Demountable flush type acoustical ceiling construction
Assignee: Individual
•
Filing: 1957-11-29
•
Granted: 1963-04-30
•
Expires: 1977-11-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Mancini
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:48
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/064; E04B9/22; E04B9/28; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1984028A
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US2309695A
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GB588498A
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FR1004842A
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US2667667A
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US2822584A
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US2648102A
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US2742122A
Cited
US2882558A
Cited
US2761142A
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US2807993A
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US2994113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |