Patent US3246550A successfully refreshed from Google Patents.
US3246550A
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US
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Length and area partitioning methods and apparatus
Assignee: PPG Industries Inc
•
Filing: 1959-11-02
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Granted: 1966-04-19
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Expires: 1979-11-02
Abstract
No abstract record available.
Inventors
- 👤 William F Galey
- 👤 Joseph A Gulotta
- 👤 Forrest K Umbel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:05
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/10; B; B23; B23D; B23D36/00; B23D36/0008; B23D36/0033; B23D36/0058; B23D36/0066; C03B33/02; C03B33/023; C03B33/027; C03B33/037; Y; Y02; Y02P; Y02P40/00; Y02P40/50; Y02P40/57; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325; Y10T83/00; Y10T83/04; Y10T83/0605; Y10T83/162; Y10T83/173; Y10T83/525; Y10T83/533
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A METHOD OF CONVERTING SHEET MATERIAL CONTAINING VARIOUSLY LOCATED DEFECT AREAS INTO PROGRAMMED DEFECTFREE RECTANGULAR SIZES HAVING ASSIGNED VALUES WHICH COMPRISES COLLECTING THE WIDTHS OF EACH PROGRAMMED SIZE HAVING A COMMON LENGTH, FITTING THE PROGRAMMED WIDTHS CORRESPONDING TO EACH PROGRAMMED LENGTH ACROSS THE DEFECTFREE WIDTH SPANS OF THE SHEET AND FOR A LENGTH EQUAL TO THE CORRESPONDING PROGRAMMED LENGTH MEASURED FROM THE LEADING EDGE OF THE SHEET, TOTALING THE VALUE OF THE PROGRAMMED SIZES FITTED FOR EACH SUCH LENGTH, CHOOSING FOR THE FIRST CUT OF EACH CUTTING OPERATION THE PROGRAMMED LENGTH FOR WHICH THE TOTAL VALUE IS HIGHEST, SLITTING THE CHOSEN LENGTH IN ACCORDANCE WITH THE FITTED PROGRAMMED WIDTHS, AND REPEATING THE PROCESS WITH RESPECT TO EACH NEW LEADING EDGE DEFINED BY THE LOCATION OF EACH FIRST CUT.
Claim 2
Independent Claim
128 words
A METHOD OF CONVERTING SHEET MATERIAL CONTAINING VARIOUSLY LOCATED DEFECT AREAS INTO PROGRAMMED DEFECTFREE RECTANGULAR SIZES HAVING ASSIGNED VALUES WHICH COMPRISES COLLECTING THE WIDTHS OF EACH PROGRAMMED SIZE HAVING A COMMON LENGTH, FITTING THE PROGRAMMED WIDTHS CORRESPONDING TO EACH PROGRAMMED LENGTH ACROSS THE DEFECTFREE WIDTH SPANS OF THE SHEET AND FOR A LENGTH EQUAL TO THE CORRESPONDING PROGRAMMED LENGTH MEASURED FROM THE LEADING EDGE OF THE SHEET, TOTALING THE VALUE OF THE PROGRAMMED SIZES FITTED FOR EACH SUCH LENGTH, CHOOSING FOR THE FIRST CUT OF EACH CUTTING OPERATION THE PROGRAMMED LENGTH FOR WHICH THE TOTAL VALUE IS HIGHEST, SLITTING THE CHOSEN LENGTH IN ACCORDANCE WITH THE FITTED PROGRAMMED WIDTHS, AND REPEATING THE PROCESS WITH RESPECT TO EACH NEW LEADING EDGE DEFINED BY THE LOCATION OF EACH FIRST CUT.
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |