US3004141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet metal panel type ceiling construction
Assignee: Reynolds Metals Co
•
Filing: 1957-12-16
•
Granted: 1961-10-10
•
Expires: 1977-12-16
Abstract
No abstract record available.
Inventors
- 👤 Allen C Waller
- 👤 Robert A Goeller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:41
CPC Classifications
F; F21; F21S; F21S8/00; F21S8/02; F21Y; F21Y2103/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734127A
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US2306597A
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FR949464A
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US2659807A
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US2710336A
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US2831962A
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US2845854A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |