US1901928A
Expired / Lapsed
US
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Assignee: Samuel Olson & Co Inc
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Filing: 1931-05-18
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Granted: 1933-03-21
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Expires: 1951-05-18
Abstract
No abstract record available.
Inventors
- 👤 Olson Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:18
CPC Classifications
B; B65; B65G; B65G47/00; B65G2812/00; B65G2812/02; B65G2812/02267; B65G2812/02415; B65G2812/02613; B65G2812/02673; B65G2812/02683; B65G2812/02693; B65G2812/02702; B65G2812/02712; Y; Y10; Y10S; Y10S101/00; Y10S101/30
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) | 1936-03-20 | 1936-09-19 | 1937-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-03-20 | 1940-09-19 | 1941-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-03-20 | 1944-09-19 | 1945-03-21 | $7700.00 | Window Closed / Lapsed |