Patent US2626941A successfully refreshed from Google Patents.
US2626941A
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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 13:57
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
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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) | 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 |