US2673737A
Expired / Lapsed
US
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Apparatus for postural correction
Assignee: Individual
•
Filing: 1951-06-12
•
Granted: 1954-03-30
•
Expires: 1971-06-12
Abstract
No abstract record available.
Inventors
- 👤 Elijah R Daniels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:55
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/02; A63B21/023; A63B21/00058; A63B21/00069; A63B21/00072; A63B21/15; A63B21/151; A63B21/154; A63B21/40; A63B21/4001; A63B21/4003; A63B21/4011; A63B21/4041; A63B21/4047; A63B23/00; A63B23/02; A63B23/0205; A63B23/0211; A63B23/0233; A63B21/04; A63B21/0407; A63B21/0421; A63B21/0428; A63B21/055; A63B2208/00; A63B2208/02; A63B2208/0204; A63B2208/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US886032A
Cited
US1548849A
Cited
US1705745A
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FR812332A
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US2097376A
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US2274574A
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US2261172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |