Patent US2460330A successfully refreshed from Google Patents.
US2460330A
Expired / Lapsed
US
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Building block
Assignee: Individual
•
Filing: 1944-05-08
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Granted: 1949-02-01
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Expires: 1964-05-08
Abstract
No abstract record available.
Inventors
- 👤 Frank P Baccaro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:52
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/04; E04B2/06; E04B2/08; E04B2002/0202; E04B2002/0232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US584293A
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GB190100862A
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GB190223422A
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US1457437A
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US1449529A
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GB210519A
Cited
US2023452A
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US1981324A
Cited
AT145704B
Cited
US2196937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-01 | 1952-08-02 | 1953-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-01 | 1956-08-02 | 1957-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-01 | 1960-08-02 | 1961-02-01 | $7700.00 | Window Closed / Lapsed |