US3141589A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for cutting glass sheets
Assignee: Compagnie de Saint Gobain SA
•
Filing: 1960-05-31
•
Granted: 1964-07-21
•
Expires: 1980-05-31
Abstract
No abstract record available.
Inventors
- 👤 Jochim Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:12
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/02; C03B33/023; Y; Y02; Y02P; Y02P40/00; Y02P40/50; Y02P40/57; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325; Y10T83/00; Y10T83/525; Y10T83/533; Y10T83/541; Y10T83/543
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A GLASS SHEET ESTIMATING AND CUTTING METHOD COMPRISING DEFECT DETECTING OF THE SHEET, MARKING THE SHEET WHENEVER AN OBJECTIONABLE DEFECT CONDITION IS DETECTED WITH INDICIA HAVING FIRST AND SECOND CHARACTERISTICS, DETECTING THE INDICIA HAVING SAID FIRST CHARACTERISTIC TO CONTROL FIRST CUTTING MEANS RESPONSIVE THERETO, AND DETECTING THE INDICIA HAVING SAID SECOND CHARACTERISTIC TO CONTROL SECOND CUTTING MEANS RESPONSIVE THERETO, SAID FIRST AND SECOND CUTTING MEANS BEING ADAPTED TO CUT THE SHEET IN MUTUALLY ORTHOGONAL FIRST AND SECOND DIRECTIONS, RESPECTIVELY, AND SAID MARKING BEING ADAPTED TO PROVIDE THE OPTIMUM DIVISION OF THE SHEET AND MINIMUM LOSS OF USEFUL GLASS THEREFROM.
Claim 2
Dependent Claim
99 words
A GLASS SHEET ESTIMATING AND CUTTING METHOD COMPRISING DEFECT DETECTING OF THE SHEET, MARKING THE SHEET WHENEVER AN OBJECTIONABLE DEFECT CONDITION IS DETECTED WITH INDICIA HAVING FIRST AND SECOND CHARACTERISTICS, DETECTING THE INDICIA HAVING SAID FIRST CHARACTERISTIC TO CONTROL FIRST CUTTING MEANS RESPONSIVE THERETO, AND DETECTING THE INDICIA HAVING SAID SECOND CHARACTERISTIC TO CONTROL SECOND CUTTING MEANS RESPONSIVE THERETO, SAID FIRST AND SECOND CUTTING MEANS BEING ADAPTED TO CUT THE SHEET IN MUTUALLY ORTHOGONAL FIRST AND SECOND DIRECTIONS, RESPECTIVELY, AND SAID MARKING BEING ADAPTED TO PROVIDE THE OPTIMUM DIVISION OF THE SHEET AND MINIMUM LOSS OF USEFUL GLASS THEREFROM.
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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) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |