Patent US2821982A successfully refreshed from Google Patents.
US2821982A
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Cabinet for therapeutic treatment
Assignee: MARGUERITE ST JOHN LYBURN
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Filing: 1954-10-11
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Granted: 1958-02-04
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Expires: 1974-10-11
Abstract
No abstract record available.
Inventors
- 👤 Lyburn Eric Frederick St John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:14
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/06; A61H33/14; A61H2033/143; A61H35/00; A61H2035/004; A61H2201/00; A61H2201/10; A61H2201/105; A61H2201/107; A61M; A61M2205/00; A61M2205/36; A61M2205/3606
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) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |