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US1397142A
Expired / Lapsed
US
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Roller-bearing
Assignee: SKF AB
•
Filing: 1919-10-13
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Granted: 1921-11-15
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Expires: 1939-10-13
Abstract
No abstract record available.
Inventors
- 👤 Palmgren Nils Arvid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:32
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C19/30; F16C19/38; F16C19/383; F16C19/385; F16C19/386; F16C33/00; F16C33/30; F16C33/34; F16C33/36; F16C33/366; F16C33/58; F16C33/583; F16C33/585; F16C33/60; F16C33/605; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49679; Y10T29/49682; Y10T29/49684; Y10T29/49693
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) | 1924-11-14 | 1925-05-16 | 1925-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-11-14 | 1929-05-16 | 1929-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-11-14 | 1933-05-16 | 1933-11-15 | $7700.00 | Window Closed / Lapsed |