Patent US3227135A successfully refreshed from Google Patents.
US3227135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coating with particulate materials
Assignee: International Protected Metals Inc
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Filing: 1964-11-17
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Granted: 1966-01-04
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Expires: 1984-11-17
Abstract
No abstract record available.
Inventors
- 👤 Brooks Donald Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:56
CPC Classifications
B; B05; B05C; B05C19/00; B05C19/02; Y; Y10; Y10S; Y10S118/00; Y10S118/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A COATING APPARATUS FOR COATING BODIES WITH AERATED PARTICULATE COATING MATERIALS COMPRISING AN AERATING VESSEL HAVING AN OPEN TOP A GAS PERVIOUS BOTTOM AND A GAS BOX HAVING AN INLET FOR AERATING GAS, SAID BOX BEING POSITIONED UNDERNEATH SAID BOTTOM FOR PASSING A FINELY DIVIDED STREAM OF GAS THROUGH SAID BOTTOM, A GRID-LIKE AGITATING MEMBER VERTICALLY MOVABLE IN SAID VESSEL, SAID MEMBER HAVING A SMALL SOLID CROSS SECTIONAL AREA COMPARED WITH THE TOTAL CROSS SECTIONAL AREA SPANNED BY IT, WHICH TOTAL CROSS SECTIONAL AREA CORRESPONDS TO THE INERNAL CROSS SECTION OF THE AERATING VESSEL, MEANS FOR EFFECTING MOVEMENT OF SAID AGITATING MEMBER, MEANS FOR SUPPORTING AN ARTICLE TO BE COATED ABOVE A BED OF THE PARTICULATE MATERIAL SUPPORTED ON SAID BOTTOM AND MEANS ATTACHED TO THE EXTERIOR OF THE AERATING VESSEL FOR MOVING SAID VESSEL UP AND DOWN TO EFFECT CONTACT BETWEEN THE ARTICLE AND SAID BED.
Claim 2
Dependent Claim
147 words
A COATING APPARATUS FOR COATING BODIES WITH AERATED PARTICULATE COATING MATERIALS COMPRISING AN AERATING VESSEL HAVING AN OPEN TOP A GAS PERVIOUS BOTTOM AND A GAS BOX HAVING AN INLET FOR AERATING GAS, SAID BOX BEING POSITIONED UNDERNEATH SAID BOTTOM FOR PASSING A FINELY DIVIDED STREAM OF GAS THROUGH SAID BOTTOM, A GRID-LIKE AGITATING MEMBER VERTICALLY MOVABLE IN SAID VESSEL, SAID MEMBER HAVING A SMALL SOLID CROSS SECTIONAL AREA COMPARED WITH THE TOTAL CROSS SECTIONAL AREA SPANNED BY IT, WHICH TOTAL CROSS SECTIONAL AREA CORRESPONDS TO THE INERNAL CROSS SECTION OF THE AERATING VESSEL, MEANS FOR EFFECTING MOVEMENT OF SAID AGITATING MEMBER, MEANS FOR SUPPORTING AN ARTICLE TO BE COATED ABOVE A BED OF THE PARTICULATE MATERIAL SUPPORTED ON SAID BOTTOM AND MEANS ATTACHED TO THE EXTERIOR OF THE AERATING VESSEL FOR MOVING SAID VESSEL UP AND DOWN TO EFFECT CONTACT BETWEEN THE ARTICLE AND SAID BED.
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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |