US1560618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brick-treating apparatus
Assignee: Individual
•
Filing: 1922-10-26
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Granted: 1925-11-10
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Expires: 1942-10-26
Abstract
No abstract record available.
Inventors
- 👤 Stevens Mary Ann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:29
CPC Classifications
F; F27; F27D; F27D21/00; F27D21/02; F27B; F27B9/00; F27B9/14; F27B9/147; F27B9/20; F27B9/26; F27B9/262; F27B9/30; F27B9/38; F27B2009/386; F27D3/00; F27D2003/0034; F27D2003/0059; F27D2003/0061; F27D2003/0063; F27D99/00; F27D99/0073; F27D99/0076
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) | 1928-11-09 | 1929-05-11 | 1929-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-11-09 | 1933-05-11 | 1933-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-11-09 | 1937-05-11 | 1937-11-10 | $7700.00 | Window Closed / Lapsed |