US2555401A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roofing and the manufacture thereof
Assignee: Philip Carey Manufacturing Co
•
Filing: 1944-12-28
•
Granted: 1951-06-05
•
Expires: 1964-12-28
Abstract
No abstract record available.
Inventors
- 👤 George A Fasold
- 👤 Harold W Greider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:40
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/02; E01C19/08; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/26; Y10T428/268; Y10T428/27; Y10T428/273; Y10T428/29; Y10T428/2904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A PREPARED ROOFING MATERIAL COMPRISING A FIBOURS SHEET-LIKE BASE AND INTEGRALLY BONDED WITH SAID SHEET-LIKE BASE A WEATHERPROOFING LAYER OF BITUMINOUS MATERIAL APPLIED AT THE RATE OF ABOUT 20 TO ABOUT 120 POUNDS PER 100 SQUARE FEET OF THE ROOFING MATERIAL, SAID BITUMINOUS MATERIAL COMPRISING AT LEAST 30% BY WEIGHT OF FINELY-DIVIDED SOLID WATER-INSOLUBLE FILLER HAVING A SOFTENING POINT ABOVE 500* F., THE FIBERS IN SAID SHEET-LIKE BASE CONSISTING IN MAJOR PROPORTION BY WEIGHT OF FIBERS AT LEAST 1/2 INCH IN LENGTH AND BEING DISPOSED IN OPEN TEXTURED ESSENTIALLY INDIVIDUAL CONTACTING ARRANGEMENT TO PROVIDE A SHEET-LIKE BODY BETWEEN ABOUT 0.005 AND ABOUT 0.1 INCH IN THICKNESS AND HAVING A FIBER WEB DENSOMETER VALUE NOT GREATER THAN ABOUT 50 SECONDS, AND SAID SHEET-LIKE BASE BEING IMPREGNATED WITH A BITUMINOUS IMPREGNATING MATERIAL COMPRISING A FINELY-DIVIDED
Claim 2
Dependent Claim
133 words
A PREPARED ROOFING MATERIAL COMPRISING A FIBOURS SHEET-LIKE BASE AND INTEGRALLY BONDED WITH SAID SHEET-LIKE BASE A WEATHERPROOFING LAYER OF BITUMINOUS MATERIAL APPLIED AT THE RATE OF ABOUT 20 TO ABOUT 120 POUNDS PER 100 SQUARE FEET OF THE ROOFING MATERIAL, SAID BITUMINOUS MATERIAL COMPRISING AT LEAST 30% BY WEIGHT OF FINELY-DIVIDED SOLID WATER-INSOLUBLE FILLER HAVING A SOFTENING POINT ABOVE 500* F., THE FIBERS IN SAID SHEET-LIKE BASE CONSISTING IN MAJOR PROPORTION BY WEIGHT OF FIBERS AT LEAST 1/2 INCH IN LENGTH AND BEING DISPOSED IN OPEN TEXTURED ESSENTIALLY INDIVIDUAL CONTACTING ARRANGEMENT TO PROVIDE A SHEET-LIKE BODY BETWEEN ABOUT 0.005 AND ABOUT 0.1 INCH IN THICKNESS AND HAVING A FIBER WEB DENSOMETER VALUE NOT GREATER THAN ABOUT 50 SECONDS, AND SAID SHEET-LIKE BASE BEING IMPREGNATED WITH A BITUMINOUS IMPREGNATING MATERIAL COMPRISING A FINELY-DIVIDED
References Cited (Backward Citations)
US732663A
Cited
US2013349A
Cited
US2159586A
Cited
US2317209A
Cited
US2326723A
Cited
US2326724A
Cited
US2354593A
Cited
US2424234A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |