Patent US2763928A successfully refreshed from Google Patents.
US2763928A
Expired / Lapsed
US
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Timer controls for automatic glass cutting machine
Assignee: PPG Industries Inc
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Filing: 1952-03-08
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Granted: 1956-09-25
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Expires: 1972-03-08
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry A Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:53
CPC Classifications
B; B23; B23Q; B23Q35/00; B23Q35/04; B23Q35/08; B23Q35/12; B23Q35/121; B23Q35/122; C; C03; C03B; C03B33/00; C03B33/02; C03B33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1474991A
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US2118170A
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US2211985A
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US2364644A
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US2618857A
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US2576291A
Cited
US2573653A
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US2612689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-25 | 1960-03-26 | 1960-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-25 | 1964-03-26 | 1964-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-25 | 1968-03-26 | 1968-09-25 | $7700.00 | Window Closed / Lapsed |