US2424465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reel drive control for grinder machines
Assignee: Individual
•
Filing: 1943-07-23
•
Granted: 1947-07-22
•
Expires: 1963-07-23
Abstract
No abstract record available.
Inventors
- 👤 Illmer Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:55
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/36; B24B5/38; Y; Y10; Y10S; Y10S451/00; Y10S451/909; Y10T; Y10T403/00; Y10T403/67; Y10T74/00; Y10T74/15; Y10T74/1558; Y10T74/1577; Y10T74/1579
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US650887A
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US1002435A
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US1265418A
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US1539795A
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US1763945A
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US2105637A
Cited
US2105612A
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US2257743A
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US2254348A
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US2284904A
Cited
US2320142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |