US2623382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making faced colored bricks and building walls therefrom
Assignee: Individual
•
Filing: 1946-01-23
•
Granted: 1952-12-30
•
Expires: 1966-01-23
Abstract
No abstract record available.
Inventors
- 👤 George W Denison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:53
CPC Classifications
B; B44; B44F; B44F11/00; B44F11/06; B28; B28B; B28B11/00; B28B11/04; B28B11/06; B28B11/08; B28B11/0818; B28B11/0863; E; E04; E04B; E04B2/00; E04B2/02; E04B2/42; E04B2002/0295
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US763945A
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USRE15352E
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US1541429A
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US1773857A
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US1761631A
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US1960101A
Cited
US1910496A
Cited
US2191106A
Cited
US2235291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |