Patent US3366978A successfully refreshed from Google Patents.
US3366978A
Expired / Lapsed
US
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Chair heighth collapsible bathtub
Assignee: RUTH V JONES
•
Filing: 1965-06-01
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Granted: 1968-02-06
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Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Ruth V Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:15
CPC Classifications
A; A47; A47K; A47K3/00; A47K3/02; A47K3/06; A61; A61G; A61G7/00; A61G7/0005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US4949A
Cited
US568811A
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US754217A
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FR332315A
Cited
GB190821920A
Cited
US1021346A
Cited
US2763873A
Cited
US2913738A
Cited
US3281141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |