US2626941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water impermeable, water vapor permeable coating
Assignee: Wingfoot Corp
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Filing: 1949-08-15
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Granted: 1953-01-27
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Expires: 1969-08-15
Abstract
No abstract record available.
Inventors
- 👤 Bruce W Habeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:27
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/693; C; C08; C08K; C08K3/00; C08K3/01; C08K3/013; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249978; Y10T428/27; Y10T428/273; Y10T428/277; Y10T428/31504; Y10T428/31826; Y10T428/31841; Y10T442/00; Y10T442/20; Y10T442/2139; Y10T442/2148
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A COATING COMPOSITION FOR USE IN PREPARING WATER IMPERMEABLE, WATER VAPOR PERMEABLE COATINGS WHICH IS THE PRODUCT OBTAINED BY DISPERSING IN A DISPERSION OF A RUBBER A FINELY DIVIDED, SOLID, NON-POROUS FILLER HAVING A WET DENSITY IN TOLUENE OF NOT MORE THAN 80 POUNDS PER CUBIC FOOT, IN AN AMOUNT NOT LESS THAN THAT REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
58 words
A COATING COMPOSITION FOR USE IN PREPARING WATER IMPERMEABLE, WATER VAPOR PERMEABLE COATINGS WHICH IS THE PRODUCT OBTAINED BY DISPERSING IN A DISPERSION OF A RUBBER A FINELY DIVIDED, SOLID, NON-POROUS FILLER HAVING A WET DENSITY IN TOLUENE OF NOT MORE THAN 80 POUNDS PER CUBIC FOOT, IN AN AMOUNT NOT LESS THAN THAT REPRESENTED BY THE FORMULA
References Cited (Backward Citations)
US1048912A
Cited
US2009778A
Cited
US1967863A
Cited
US2002622A
Cited
US2192705A
Cited
US2424736A
Cited
US2477336A
Cited
US2487060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |