Patent US3063746A successfully refreshed from Google Patents.
US3063746A
Expired / Lapsed
US
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Universal vacuum cup
Assignee: PPG Industries Inc
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Filing: 1960-03-23
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Granted: 1962-11-13
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Expires: 1980-03-23
Abstract
No abstract record available.
Inventors
- 👤 Wayne W Oakes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:21
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/02; B66C1/0212; B65; B65G; B65G49/00; B65G49/05; B65G49/06; B65G49/061; B66C1/0231; B66C1/0293; B65G2249/00; B65G2249/04; B65G2249/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US162010A
Cited
US1404339A
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US1514036A
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US1622990A
Cited
US2455650A
Cited
US2740650A
Cited
US2721084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |