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Patent US1744393A successfully refreshed from Google Patents.
US1744393A
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US
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Take-up for multiple antifriction bearings
Assignee: Individual
•
Filing: 1927-02-25
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Granted: 1930-01-21
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Expires: 1947-02-25
Abstract
No abstract record available.
Inventors
- 👤 Holland-Letz Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:09
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/54; F16C19/546; F16C19/547; F16C19/548; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/262; B23Q1/265; F16C19/02; F16C19/10; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/084; F16C41/00; F16C41/02; F16C2322/00; F16C2322/39; F16C2361/00; F16C2361/61
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) | 1933-01-20 | 1933-07-22 | 1934-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-01-20 | 1937-07-22 | 1938-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-01-20 | 1941-07-22 | 1942-01-21 | $7700.00 | Window Closed / Lapsed |