Patent US3057744A successfully refreshed from Google Patents.
US3057744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film forming composition
Assignee: EIDP Inc
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Filing: 1959-08-31
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Granted: 1962-10-09
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Expires: 1979-08-31
Abstract
No abstract record available.
Inventors
- 👤 Glen D Barbaras
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:25
CPC Classifications
C; C04; C04B; C04B28/00; C04B28/24; C04B30/00; C04B30/02; C04B2111/00; C04B2111/00474; C04B2111/00482
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A FILM-FORMING COMPOSITION CONSISTING ESSENTIALLY OF A SOL OF ISODIAMETRIC, WATER-INSOLUBLE CERAMIC METAL OXIDE PARTICLES, THE METAL OXIDE BEING SELECTED FROM THE GROUP CONSISTING OF ZIRCONIA, SILICA, ALUMINA, THORIA, DIDYMIA, AND TITANIA, AND COLLODIDALLY DISPERSED INORGANIC SILICATE MINERAL FIBRILS THE GREATEST DIMENSION OF SAID FIBRILS BEING GREATER THAN 500 MILLIMECRONS AND THE OTHER TWO DIMENSIONS BEING IN THE COLLOIDAL RANGE NOT EXCEEDING 150 MILLIMICRONS, AND THE FIBRILS BEING SUBSTANTIALLY FREE OF FIBERS LONGER THAN 1/4 INCH, THE COMPOSITION CONTAINING FROM 10 TO 70% BY WEIGHT OF SAID METAL OXIDE AND 0.1 TO 10% BY WEIGHT OF SAID FIBRILS AND THE TOTAL WEIGHT OF SAID ISODIAMETRIC PARTICLES BEING AT LEAST TWICE THE TOTAL WEIGHT OF SAID FIBRILS.
Claim 2
Dependent Claim
116 words
A FILM-FORMING COMPOSITION CONSISTING ESSENTIALLY OF A SOL OF ISODIAMETRIC, WATER-INSOLUBLE CERAMIC METAL OXIDE PARTICLES, THE METAL OXIDE BEING SELECTED FROM THE GROUP CONSISTING OF ZIRCONIA, SILICA, ALUMINA, THORIA, DIDYMIA, AND TITANIA, AND COLLODIDALLY DISPERSED INORGANIC SILICATE MINERAL FIBRILS THE GREATEST DIMENSION OF SAID FIBRILS BEING GREATER THAN 500 MILLIMECRONS AND THE OTHER TWO DIMENSIONS BEING IN THE COLLOIDAL RANGE NOT EXCEEDING 150 MILLIMICRONS, AND THE FIBRILS BEING SUBSTANTIALLY FREE OF FIBERS LONGER THAN 1/4 INCH, THE COMPOSITION CONTAINING FROM 10 TO 70% BY WEIGHT OF SAID METAL OXIDE AND 0.1 TO 10% BY WEIGHT OF SAID FIBRILS AND THE TOTAL WEIGHT OF SAID ISODIAMETRIC PARTICLES BEING AT LEAST TWICE THE TOTAL WEIGHT OF SAID FIBRILS.
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) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |