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US3076887A Expired / Lapsed US ⏱️ 0.0 years remaining

Dryer

Assignee: INTERSTATE SANITATION CO
•
Filing: 1959-12-30
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Granted: 1963-02-05
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Expires: 1979-12-30
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Abstract

No abstract record available.

Inventors

  • 👤 Richard L Bulow

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 04:53
CPC Classifications
F; F24; F24H; F24H3/00; F24H3/02; F24H3/04; F24H3/0405

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 162 words
IN A WALL MOUNTED HOT AIR BLOWER HAVING AN OPENFRONT CASING DEFINED BY AN ANNULAR PERIPHERAL WALL AND A REAR WALL, SAID HOUSING ENCLOSING BLOWER AND HEATER ELEMENTS FOR ISSUING A STREAM OF HOT AIR, THE IMPROVEMENTS OF A FRONT COVER PLATE HAVING A FRONT WALL EXTENDING DIAMETRICALLY OF THE CASING IN AXIALLY SPACED RELATION TO THE OPEN FRONT OF THE CASING AND HAVING A PERIPHERAL FLANGE CONCENTRIC WITH THE ANNULAR CASING WALL AND IN TELESCOPICALLY SURROUNDING RELATION THERETO, SAID PERIPHERAL FLANGE TERMINATING SHORT OF THE CASING REAR WALL, AND PERIPHERALLY SPACED MOUNTING STUDS BRIDGING THE GAP BETWEEN THE ANNULAR CASING WALL AND THE SURROUNDING COVER PLATE FLANGE TO SECURE THE COVER PLATE TO THE CASING WHILE LEAVING OPENINGS THEREBETWEEN THROUGH WHICH AMBIENT AIR CAN FLOW BETWEEN THE FLANGE AND THE PERIPHERAL CASING WALL INTO THE INTERIOR OF SAID CASING, SAID COVER PLATE FRONT WALL HAVING AN APERTURE THEREIN REGISTERING WITH THE OUTLET OF SAID BLOWER, SAID COVER PLATE BEING OTHERWISE IMPERFORATE.

References Cited (Backward Citations)

US1423800A Cited
US1455034A Cited
US1627229A Cited
US2260233A Cited
US2655587A Cited
US2765393A Cited
US2870319A Cited
US2875316A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-02-04 1966-08-06 1967-02-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-02-04 1970-08-06 1971-02-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-02-04 1974-08-06 1975-02-05 $7700.00 Window Closed / Lapsed

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