Patent US2748591A successfully refreshed from Google Patents.
US2748591A
Expired / Lapsed
US
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Wall panels
Assignee: Individual
•
Filing: 1952-07-22
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Granted: 1956-06-05
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Expires: 1972-07-22
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:23
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/14; E04F13/141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US431500A
Cited
US1073723A
Cited
US833629A
Cited
US1491394A
Cited
US1763469A
Cited
US1750921A
Cited
GB436079A
Cited
US2310442A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |