US2967378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for bending glass
Assignee: PPG Industries Inc
•
Filing: 1958-12-09
•
Granted: 1961-01-10
•
Expires: 1978-12-09
Abstract
No abstract record available.
Inventors
- 👤 Richard W Jones
- 👤 Lloyd V Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:51
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/02; C03B23/023; C03B23/025; C03B23/0258
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2111392A
Cited
US2176999A
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US2348905A
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US2450297A
Cited
US2646647A
Cited
US2671988A
Cited
US2671987A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |