Patent US2941903A successfully refreshed from Google Patents.
US2941903A
Expired / Lapsed
US
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Modified polymeric titanium oxide films
Assignee: Armstrong World Industries Inc
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Filing: 1958-04-21
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Granted: 1960-06-21
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Expires: 1978-04-21
Abstract
No abstract record available.
Inventors
- 👤 Winston Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:00
CPC Classifications
B; B05; B05D; B05D3/00; B05D3/06; C; C03; C03C; C03C17/00; C03C17/22; C03C17/23; C03C17/25; C03C17/256; C08; C08G; C08G79/00; C03C2217/00; C03C2217/20; C03C2217/21; C03C2217/212; C03C2218/00; C03C2218/10; C03C2218/11; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
THE METHOD OF COATING A SOLID SURFACE WITH AN INSOLUBLE, FLEXIBLE, ADHERENT FLIM COMPRISING A POLYMERIC OXIDE, WHICH METHOD COMPRISES APPLYING TO SAID SURFACE A LAYER OF HYDROLYZABLE ORGANIC ESTER OF TITANIUM ATOM AND TAINING FROM 1-8 CARBON ATOMS PER TITANIUM ATOM AND CONTACTING THE APPLIED ESTER LAYER WHILE HAVING PRESENT THEREIN NO MORE THAN A MINOR AMOUNT OF VOLATILE SOLVENT FOR SAID ESTER WITH VAPOR OF A HYDROXYL AROMATIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HYDROXYL BENZENES AND HYDROXYL NAPHTHALENES UNTIL SUBSTANTIAL POLYMERIZATION OF SAID ESTER ON SAID SURFACE IS EFFECTED.
Claim 2
Independent Claim
93 words
THE METHOD OF COATING A SOLID SURFACE WITH AN INSOLUBLE, FLEXIBLE, ADHERENT FLIM COMPRISING A POLYMERIC OXIDE, WHICH METHOD COMPRISES APPLYING TO SAID SURFACE A LAYER OF HYDROLYZABLE ORGANIC ESTER OF TITANIUM ATOM AND TAINING FROM 1-8 CARBON ATOMS PER TITANIUM ATOM AND CONTACTING THE APPLIED ESTER LAYER WHILE HAVING PRESENT THEREIN NO MORE THAN A MINOR AMOUNT OF VOLATILE SOLVENT FOR SAID ESTER WITH VAPOR OF A HYDROXYL AROMATIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF HYDROXYL BENZENES AND HYDROXYL NAPHTHALENES UNTIL SUBSTANTIAL POLYMERIZATION OF SAID ESTER ON SAID SURFACE IS EFFECTED.
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) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |