US2838898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass handling mechanism
Assignee: PPG Industries Inc
•
Filing: 1952-05-31
•
Granted: 1958-06-17
•
Expires: 1972-05-31
Abstract
No abstract record available.
Inventors
- 👤 Owen William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:23
CPC Classifications
B; B65; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/068; B65G2249/00; B65G2249/04; B65G2249/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1412568A
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US807118A
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US864053A
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US980004A
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US1021710A
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US1959216A
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US2049850A
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US2541045A
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US2524846A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |