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US2186557A
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Assignee: Individual
•
Filing: 1939-02-23
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Granted: 1940-01-09
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Expires: 1959-02-23
Abstract
No abstract record available.
Inventors
- 👤 Rosovsky Nathan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 15:17
CPC Classifications
A; A44; A44B; A44B17/00; A44B17/0011; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45524; Y10T24/45592; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4984; Y10T29/49845; Y10T29/49847; Y10T29/49863; Y10T29/49876
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) | 1943-01-08 | 1943-07-10 | 1944-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-01-08 | 1947-07-10 | 1948-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-01-08 | 1951-07-10 | 1952-01-09 | $7700.00 | Window Closed / Lapsed |