US2620649A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1948-02-18
•
Granted: 1952-12-09
•
Expires: 1968-02-18
Abstract
No abstract record available.
Inventors
- 👤 Bernardo Vicente Santo Domingo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:45
CPC Classifications
E; E05; E05B; E05B27/00; E05B19/00; E05B19/0017; E05B19/0041; E05B19/007; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7565; Y10T70/7588; Y10T70/7593; Y10T70/7599; Y10T70/7605; Y10T70/778; Y10T70/7791; Y10T70/7836
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US261789A
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US570032A
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US756585A
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US1207123A
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US1500883A
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US1463495A
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DE559600C
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US1984202A
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US2147061A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |