Patent US2966006A successfully refreshed from Google Patents.
US2966006A
Expired / Lapsed
US
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Molding apparatus
Assignee: PPG Industries Inc
•
Filing: 1957-09-25
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Granted: 1960-12-27
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Expires: 1977-09-25
Abstract
No abstract record available.
Inventors
- 👤 William M Sherts
- 👤 Walter E Zurney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:49
CPC Classifications
C; C03; C03B; C03B11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US363152A
Cited
US1647532A
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US1642722A
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US2028021A
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US2508890A
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US2640325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-27 | 1964-06-27 | 1964-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-27 | 1968-06-27 | 1968-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-27 | 1972-06-27 | 1972-12-27 | $7700.00 | Window Closed / Lapsed |