Patent US2694233A successfully refreshed from Google Patents.
US2694233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall and ceiling tile
Assignee: Individual
•
Filing: 1950-11-29
•
Granted: 1954-11-16
•
Expires: 1970-11-29
Abstract
No abstract record available.
Inventors
- 👤 Chester M Page
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:07
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/04; E04B9/0435; E04B9/045; E04B9/0464
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US240027A
Cited
US448931A
Cited
US789147A
Cited
US2091012A
Cited
US2186511A
Cited
US2207454A
Cited
US2256836A
Cited
US2341645A
Cited
US2499908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |