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US2545366A
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Brickmaking machine
Assignee: BRICKMASTER Inc
•
Filing: 1947-12-13
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Granted: 1951-03-13
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Expires: 1967-12-13
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Madryl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:18
CPC Classifications
B; B28; B28B; B28B5/00; B28B5/02; B28B5/021; B28B5/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US805324A
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US981929A
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US1196327A
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US1487726A
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US1550014A
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US1578467A
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US1782413A
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US1977374A
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US1908640A
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US1977515A
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US2129162A
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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) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |