US2915055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exercising chair
Assignee: EDWIN BRAVERMAN
•
Filing: 1957-03-13
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Granted: 1959-12-01
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Expires: 1977-03-13
Abstract
No abstract record available.
Inventors
- 👤 Ernest E Matton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:44
CPC Classifications
A; A61; A61H; A61H1/00; A61H1/005; A61H2201/00; A61H2201/01; A61H2201/0119; A61H2201/0138; A61H2201/0149; A61H2201/16; A61H2201/1602; A61H2201/1628; A61H2201/1633; A61H2201/1635; A61H2203/00; A61H2203/04; A61H2203/0406; A61H2203/0425; A61H2203/0431; A63; A63B; A63B2208/00; A63B2208/02; A63B2208/0228; A63B2208/0233
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |