Patent US4078711A successfully refreshed from Google Patents.
Patent US2760876A successfully refreshed from Google Patents.
US2760876A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water resistant coating compositions
Assignee: Siliphane Corp of America
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Filing: 1952-11-25
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Granted: 1956-08-28
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Expires: 1972-11-25
Abstract
No abstract record available.
Inventors
- 👤 Simon S Schulman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:25
CPC Classifications
F; F01; F01L; F01L25/00; F01L25/08; C; C04; C04B; C04B20/00; C04B20/10; C04B20/1051; F04; F04B; F04B9/00; F04B9/08; F04B9/12; F04B9/123; F04B9/127
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A SUBSTANTIALLY AIR-TIGHT PACKAGED PRODUCT CONSISTING ESSENTIALLY OF A COMPONENT FOR INORGANIC CEMENTITIOUS COATING MATERIAL, SAID COMPONENT BEING A PARTICULATE SOLID COMPONENT OF COATING MATERIAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM DIOXIDE, BARIUM SULPHATE, ZINC SULPHATE, CALCIUM CARBONATE, MAGNESIUM CARBONATE, YELLOW, RED AND BLACK IRON OXIDE, IRON CHROMATE, MIXTURES THEREOF, CLAY AND ASBESTOS, SAID PARTICLES BEING IN THE ORDER OF 300 MESH AND HAVING A COVERING THEREON COMPLETELY COATING THE ENTIRE SURFACE THEREOF, SAID COATING BEING OF ALKYLTRIETHOXYSILANE THE ALKYL GROUP OF SAID SILANE HAVING FROM 1 TO 5 CARBON ATOMS, SAID SILANE BEING FROM 1 TO 10 PER CENT OF THE WEIGHT OF THE PARTICLE IT COVERS SAID COATING BIENG IN THE HYDROPHILIC, UNPOLYMERIZED STATE.
Claim 2
Dependent Claim
117 words
A SUBSTANTIALLY AIR-TIGHT PACKAGED PRODUCT CONSISTING ESSENTIALLY OF A COMPONENT FOR INORGANIC CEMENTITIOUS COATING MATERIAL, SAID COMPONENT BEING A PARTICULATE SOLID COMPONENT OF COATING MATERIAL SELECTED FROM THE GROUP CONSISTING OF TITANIUM DIOXIDE, BARIUM SULPHATE, ZINC SULPHATE, CALCIUM CARBONATE, MAGNESIUM CARBONATE, YELLOW, RED AND BLACK IRON OXIDE, IRON CHROMATE, MIXTURES THEREOF, CLAY AND ASBESTOS, SAID PARTICLES BEING IN THE ORDER OF 300 MESH AND HAVING A COVERING THEREON COMPLETELY COATING THE ENTIRE SURFACE THEREOF, SAID COATING BEING OF ALKYLTRIETHOXYSILANE THE ALKYL GROUP OF SAID SILANE HAVING FROM 1 TO 5 CARBON ATOMS, SAID SILANE BEING FROM 1 TO 10 PER CENT OF THE WEIGHT OF THE PARTICLE IT COVERS SAID COATING BIENG IN THE HYDROPHILIC, UNPOLYMERIZED STATE.
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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) | 1959-08-28 | 1960-02-27 | 1960-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-28 | 1964-02-27 | 1964-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-28 | 1968-02-27 | 1968-08-28 | $7700.00 | Window Closed / Lapsed |