Patent US2054402A successfully refreshed from Google Patents.
US2054402A
Expired / Lapsed
US
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Exercising apparatus
Assignee: Individual
•
Filing: 1933-08-09
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Granted: 1936-09-15
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Expires: 1953-08-09
Abstract
No abstract record available.
Inventors
- 👤 Walden R Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:46
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/001; A61H1/02; A61H2001/0203; A61H2201/00; A61H2201/12; A61H2201/1207; A61H2201/1215; A61H2201/14; A61H2201/16; A61H2201/1602; A61H2201/1628; A61H2201/163; A61H2201/164; A61H2201/1657; A61H2201/1671; A61H2201/1676; A61H2203/00; A61H2203/04; A61H2203/0406; A61H2203/0481; A61H2203/0487; A63; A63B; A63B23/00; A63B23/02; Y; Y10; Y10S; Y10S482/00; Y10S482/907
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) | 1939-09-15 | 1940-03-16 | 1940-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-09-15 | 1944-03-16 | 1944-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-09-15 | 1948-03-16 | 1948-09-15 | $7700.00 | Window Closed / Lapsed |