US3091898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grooved roofing
Assignee: Philip Carey Manufacturing Co
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Filing: 1956-12-21
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Granted: 1963-06-04
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Expires: 1976-12-21
Abstract
No abstract record available.
Inventors
- 👤 Fasold George Arthur
- 👤 Walton V Leibrook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:53
CPC Classifications
E; E04; E04D; E04D5/00; E04D5/12; B; B29; B29C; B29C59/00; B29C59/02; B29C59/04; B29C67/00; B29C67/0044; B44; B44B; B44B5/00; B44B5/0004; B44B5/0009; B44B5/02; B44B5/026; E04D15/00; E04D15/04; B29K; B29K2095/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24479; Y10T428/2457; Y10T428/31504; Y10T428/31815
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
124 words
AN ASPHALT ROOFING SHINGLE ELEMENT ADAPTED TO BE LAID WITH OTHER SIMILAR ELEMENTS IN OVERLAPPING COURSES TO PROVIDE MULTIPLE LAYER COVERAGE OF THE ROOF, EACH OF SAID SHINGLE ELEMENTS HAVING AN EXPOSED LOWER PORTION AND A COVERED UPPER PORTION AS LAID, SAID ELEMENT BEING PROVIDED WITH A PLURALITY OF SPACED PRIMARY GROOVES OF SUBSTANTIAL DEPTH IMPRESSED IN THE COATING OF SAID SHINGLE AND WITH SECONDARY GROOVES OF LESSER DEPTH INTERMEDIATE SAID PRIMARY GROOVES, BOTH SAID PRIMARY AND SECONDARY GROOVES BEING TAPERED PROGRESSIVELY AND BEING OF GREATER WIDTH TOWARD AND NORMAL TO THE LOWER EDGE OF SAID SHINGLE ELEMENT, THE UPWARD DISPLACEMENT OF THE COATING ADJACENT THE MARGINS OF THE PRIMARY GROOVES SUBSTANTIALLY INCREASING THE EFFECTIVE THICKNESS OF THE LOWER EXPOSED PORTION OF THE ELEMENT.
References Cited (Backward Citations)
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Cited
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US1988787A
Cited
US2190654A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |