US2825221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall embodying masonry panels
Assignee: Individual
•
Filing: 1952-12-18
•
Granted: 1958-03-04
•
Expires: 1972-12-18
Abstract
No abstract record available.
Inventors
- 👤 Brouk Joseph John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:20
CPC Classifications
B; B28; B28B; B28B19/00; B28B19/0053; E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0862
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1471990A
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US1711026A
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US1900541A
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US2046213A
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US1983020A
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US2013043A
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US2098554A
Cited
US2122696A
Cited
US2220349A
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US2303837A
Cited
US2476433A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |