Patent US3016597A successfully refreshed from Google Patents.
US3016597A
Expired / Lapsed
US
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Ceramic dipping process
Assignee: Individual
•
Filing: 1958-04-24
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Granted: 1962-01-16
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Expires: 1978-04-24
Abstract
No abstract record available.
Inventors
- 👤 Peter A Denes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:08
CPC Classifications
C; C04; C04B; C04B33/00; C04B33/02; C04B33/13; C04B33/1315; B; B28; B28B; B28B21/00; B28B21/42; B28B21/46; C04B35/00; C04B35/01; C04B35/26; C04B35/46; C04B35/462; C04B35/465; C04B35/468; C04B35/4682; G; G11; G11C; G11C11/00; G11C11/21; G11C11/22; H; H01; H01B; H01B3/00; H01B3/02; H01F; H01F41/00; H01F41/14; H01F41/16; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/08; H01G4/12; H01G4/1209; H01G4/1236; H01G4/1245; Y; Y10; Y10S; Y10S264/00; Y10S264/72; Y10S425/00; Y10S425/012; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A METHOD OF MANUFACTURING CERAMIC BODIES OF TUBULAR CROSS SECTION, SAID METHOD OF COMPRISING THE STEPS OF COATING A SURFACE PORTION OF AN ELONGATED ROD WITH A LIQUIFIABLE RELEASE COMPOSITION OF A THICKNESS SUFFICIENT TO CUSHION SHRINKAGE FORCES EXERTED BY A LATER DEPOSITED SHRINKABLE COATING; DEPOSITING UPON AN EXPOSED SURFACE OF SAID RELEASE COMPOSITION AT LEAST ONE LAYER OF A CERAMIC POWDER BLEND FROM A SLURRY MIXTURE THEREOF, WHEREIN SAID POWDER IS SUSPENDED IN A SOLUTION OF A PLURALITY OF LIQUIDS OF RESPECTIVELY DIFFERING VAPOR PRESSURES; DRYING THE CERAMIC DEPOSIT SITU; SEVERING THE DRIED CERAMIC DEPOSIT PERIPHERALLY OF SAID ROD AT AXIALLY SPACED POINTS ALONG SAID ROD TO PROVIDE A PLURALITY OF INDIVIDUAL TUBULAR CERAMIC BODIES; LIQUIFYING THE RELEASE COMPOSITION; REMOVING SAID BODIES FROM SAID LIQUIFIED RELEASE COATED ROD, AND FIRING SAID TUBULAR BODIES.
Claim 2
Independent Claim
134 words
A METHOD OF MANUFACTURING CERAMIC BODIES OF TUBULAR CROSS SECTION, SAID METHOD OF COMPRISING THE STEPS OF COATING A SURFACE PORTION OF AN ELONGATED ROD WITH A LIQUIFIABLE RELEASE COMPOSITION OF A THICKNESS SUFFICIENT TO CUSHION SHRINKAGE FORCES EXERTED BY A LATER DEPOSITED SHRINKABLE COATING; DEPOSITING UPON AN EXPOSED SURFACE OF SAID RELEASE COMPOSITION AT LEAST ONE LAYER OF A CERAMIC POWDER BLEND FROM A SLURRY MIXTURE THEREOF, WHEREIN SAID POWDER IS SUSPENDED IN A SOLUTION OF A PLURALITY OF LIQUIDS OF RESPECTIVELY DIFFERING VAPOR PRESSURES; DRYING THE CERAMIC DEPOSIT SITU; SEVERING THE DRIED CERAMIC DEPOSIT PERIPHERALLY OF SAID ROD AT AXIALLY SPACED POINTS ALONG SAID ROD TO PROVIDE A PLURALITY OF INDIVIDUAL TUBULAR CERAMIC BODIES; LIQUIFYING THE RELEASE COMPOSITION; REMOVING SAID BODIES FROM SAID LIQUIFIED RELEASE COATED ROD, AND FIRING SAID TUBULAR BODIES.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |