US2113475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polishing machine
Assignee: Individual
•
Filing: 1936-05-20
•
Granted: 1938-04-05
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Expires: 1956-05-20
Abstract
No abstract record available.
Inventors
- 👤 Faber Ernst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:07
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4038; A47L11/02; A47L11/10; A47L11/14; A47L11/16; A47L11/162; A47L11/4052; A47L11/4055; A47L11/4058; A47L11/4061; A47L11/4063; A47L11/4069; A47L11/4075; B; B60; B60W; B60W2510/00; B60W2510/06; B60W2510/0638; B60W2510/0652; B60W2510/10; B60W2510/1015; B60W2710/00; B60W2710/06; B60W2710/0644
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) | 1941-04-04 | 1941-10-04 | 1942-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-04-04 | 1945-10-04 | 1946-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-04-04 | 1949-10-04 | 1950-04-05 | $7700.00 | Window Closed / Lapsed |