Patent US3361895A successfully refreshed from Google Patents.
US3361895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable perspiration apparatus
Assignee: Individual
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Filing: 1966-11-17
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Granted: 1968-01-02
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Expires: 1986-11-17
Abstract
No abstract record available.
Inventors
- 👤 Martin Achner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:13
CPC Classifications
A; A61; A61H; A61H33/00; A61H33/06; A61N; A61N1/00; E; E04; E04H; E04H1/00; E04H1/12; H; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342; A61H35/00; A61H2035/004; A61H2201/00; A61H2201/01; A61H2201/0161; E04H2001/1288; H05B2203/00; H05B2203/014; H05B2203/017; H05B2203/032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN A PORTABLE PERSPIRATION CABINET, A COLLAPSIBLE SIDE WALL COMPRISING: AN OUTER HEAT INSULATING LAYER AND AN INNER HEATING LAYER WHICH ARE UNITED TO EACH OTHER TO FORM AN ELONGATED SIDE WALL, SAID SIDE WALL HAVING A PLURALITY OF INTERNAL SPACED-APART HOLLOW SPACES THEREIN; ELECTRICAL HEATING ELEMENTS DISPOSED IN SAID HOLLOW SPACES, SAID HEATING ELEMENTS BEING OF SMALLER CROSS SECTION THAN SAID SPACES WHEREBY AN ELECTRICAL POTENTIAL APPLIED TO SAID HEATING ELEMENTS CAUSES SAME TO HEAT THE AIR IN SAID HOLLOW SPACES CAUSING THE AIR TO RISE THE SIMULTANEOUSLY TRANSFERS HEAT TO SAID HEATING LAYER THEREBY CAUSING SAME TO RADIATE HEAT.
Claim 2
Dependent Claim
101 words
IN A PORTABLE PERSPIRATION CABINET, A COLLAPSIBLE SIDE WALL COMPRISING: AN OUTER HEAT INSULATING LAYER AND AN INNER HEATING LAYER WHICH ARE UNITED TO EACH OTHER TO FORM AN ELONGATED SIDE WALL, SAID SIDE WALL HAVING A PLURALITY OF INTERNAL SPACED-APART HOLLOW SPACES THEREIN; ELECTRICAL HEATING ELEMENTS DISPOSED IN SAID HOLLOW SPACES, SAID HEATING ELEMENTS BEING OF SMALLER CROSS SECTION THAN SAID SPACES WHEREBY AN ELECTRICAL POTENTIAL APPLIED TO SAID HEATING ELEMENTS CAUSES SAME TO HEAT THE AIR IN SAID HOLLOW SPACES CAUSING THE AIR TO RISE THE SIMULTANEOUSLY TRANSFERS HEAT TO SAID HEATING LAYER THEREBY CAUSING SAME TO RADIATE HEAT.
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) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |