Patent US2834308A successfully refreshed from Google Patents.
US2834308A
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Assignee: Individual
•
Filing: 1956-07-31
•
Granted: 1958-05-13
•
Expires: 1976-07-31
Abstract
No abstract record available.
Inventors
- 👤 Blumenkrantz Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:47
CPC Classifications
D; D05; D05B; D05B35/00; D05B35/06; D05B35/062; D05B11/00; D05B11/005; D05D; D05D2303/00; D05D2303/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1435661A
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US1508695A
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US1764846A
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US2096330A
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US2149755A
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US2676557A
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US2659421A
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US2711142A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |