US3047985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel tie
Assignee: JEAN C CHOGNARD
•
Filing: 1957-05-06
•
Granted: 1962-08-07
•
Expires: 1977-05-06
Abstract
No abstract record available.
Inventors
- 👤 Cornelius L Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:47
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0832; E04F13/0833; E04F13/0841
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1642088A
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US1572377A
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US1659326A
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US1775780A
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US1761599A
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US1938680A
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US2109448A
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US2063010A
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US2071291A
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US2272639A
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US2218273A
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GB574242A
Cited
US2747236A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-06 | 1966-02-05 | 1966-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-06 | 1970-02-05 | 1970-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-06 | 1974-02-05 | 1974-08-07 | $7700.00 | Window Closed / Lapsed |