US3334167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for preparing pencil pitch
Assignee: Beazer East Inc
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Filing: 1963-11-13
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Granted: 1967-08-01
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Expires: 1983-11-13
Abstract
No abstract record available.
Inventors
- 👤 Gale G Kenney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:47
CPC Classifications
B; B29; B29B; B29B9/00; B29B9/02; B29B9/06; B29B13/00; B29B13/04; B29C; B29C35/00; B29C35/16; B29C48/00; C; C10; C10C; C10C3/00; C10C3/14; C10C3/16; B29C48/03; B29C48/04; B29K; B29K2095/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
METHOD OF MAKING SOLID CORE PITCH PENCILS FROM MOLTEN PITCH COMPRISING ADVANCING SAID PITCH IN THE FORM OF A STREAM HAVING A SUBSTANTIALLY OVAL CROSS-SECTION, SAID CROSS-SECTION HAVING A WIDTH FROM ABOUT 1/8 TO ABOUT 3/8 INCHES AND A LENGTH FROM ABOUT 1/4 INCH TO ABOUT SIX INCHES AND COOLING SAID STREAM IN A LIQUID COOLING ZONE LOCATED FROM ABOUT 1/8 INCH TO ABOUT EIGHT INCHES BELOW THE TOP OF SAID STREAM, SAID LIQUID BEING MAINTAINED BELOW THE MELTING POINT OF SAID PITCH WHEREBY SAID PITCH SOLIDIFIES TO A ROD HAVING A SOLID CORE AND AN IRREGULAR SURFACE CONTOUR.
Claim 2
Dependent Claim
99 words
METHOD OF MAKING SOLID CORE PITCH PENCILS FROM MOLTEN PITCH COMPRISING ADVANCING SAID PITCH IN THE FORM OF A STREAM HAVING A SUBSTANTIALLY OVAL CROSS-SECTION, SAID CROSS-SECTION HAVING A WIDTH FROM ABOUT 1/8 TO ABOUT 3/8 INCHES AND A LENGTH FROM ABOUT 1/4 INCH TO ABOUT SIX INCHES AND COOLING SAID STREAM IN A LIQUID COOLING ZONE LOCATED FROM ABOUT 1/8 INCH TO ABOUT EIGHT INCHES BELOW THE TOP OF SAID STREAM, SAID LIQUID BEING MAINTAINED BELOW THE MELTING POINT OF SAID PITCH WHEREBY SAID PITCH SOLIDIFIES TO A ROD HAVING A SOLID CORE AND AN IRREGULAR SURFACE CONTOUR.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |