US2641828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aligning and freeing bearings
Assignee: BALDWIN Co
•
Filing: 1949-01-03
•
Granted: 1953-06-16
•
Expires: 1969-01-03
Abstract
No abstract record available.
Inventors
- 👤 Armand F Knoblaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:27
CPC Classifications
G; G10; G10C; G10C3/00; G10C3/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/497
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2129125A
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US2181136A
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US2195749A
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US2398364A
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US2397626A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |