Patent US1353510A successfully refreshed from Google Patents.
US1353510A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of manufacturing slabs or the like of cement or like material
Assignee: Individual
•
Filing: 1916-11-07
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Granted: 1920-09-21
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Expires: 1936-11-07
Abstract
No abstract record available.
Inventors
- 👤 Baumgartl Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:43
CPC Classifications
B; B28; B28B; B28B13/00; B28B13/02; B28B13/0215; B28B13/022; B28B23/00; B28B23/0006; B28B5/00; B28B5/02; B28B5/021; B28B5/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-09-21 | 1924-03-22 | 1924-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-09-21 | 1928-03-22 | 1928-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-09-21 | 1932-03-22 | 1932-09-21 | $7700.00 | Window Closed / Lapsed |