Patent US3108380A successfully refreshed from Google Patents.
US3108380A
Expired / Lapsed
US
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Glass cutting apparatus
Assignee: Compagnie de Saint Gobain SA
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Filing: 1959-11-03
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Granted: 1963-10-29
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Expires: 1979-11-03
Abstract
No abstract record available.
Inventors
- 👤 Arnaud Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:53
CPC Classifications
C; C03; C03B; C03B33/00; C03B33/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN GLASS CUTTING APPARATUS HAVING A SUPPORT FOR A PIECE OF GLASS, A CARRIAGE, A GLASS CUTTING TOOL ON THE CARRIAGE, AND MEANS TO MOVE THE CARRIAGE AND THE SUPPORT RELATIVE TO EACH OTHER IN A GLASS CUTTING STROKE, THE IMPROVEMENT WHICH COMPRISES, IN COMBINATION, A RECIPROCABLE FLUID MOTOR ON THE CARRIAGE AND COMPRISING A CYLINDER AND A PISTON RECIPROCABLE THEREIN, AND A SPRING INTERPOSED BETWEEN THE PISTON AND THE TOOL, SAID SPRING TRANSMITTING TO THE TOOL THE FLUID PRESSURE OF THE MOTOR AND ACTING AS A DAMPING AND CUSHIONING DEVICE.
Claim 2
Dependent Claim
91 words
IN GLASS CUTTING APPARATUS HAVING A SUPPORT FOR A PIECE OF GLASS, A CARRIAGE, A GLASS CUTTING TOOL ON THE CARRIAGE, AND MEANS TO MOVE THE CARRIAGE AND THE SUPPORT RELATIVE TO EACH OTHER IN A GLASS CUTTING STROKE, THE IMPROVEMENT WHICH COMPRISES, IN COMBINATION, A RECIPROCABLE FLUID MOTOR ON THE CARRIAGE AND COMPRISING A CYLINDER AND A PISTON RECIPROCABLE THEREIN, AND A SPRING INTERPOSED BETWEEN THE PISTON AND THE TOOL, SAID SPRING TRANSMITTING TO THE TOOL THE FLUID PRESSURE OF THE MOTOR AND ACTING AS A DAMPING AND CUSHIONING DEVICE.
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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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |