Patent US2651934A successfully refreshed from Google Patents.
US2651934A
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US
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Assignee: Individual
•
Filing: 1950-04-20
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Granted: 1953-09-15
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Expires: 1970-04-20
Abstract
No abstract record available.
Inventors
- 👤 Abraham E Chesler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:10
CPC Classifications
E; E05; E05B; E05B55/00; E05B13/00; E05B13/002; E05B13/004; Y; Y10; Y10S; Y10S70/00; Y10S70/42; Y10T; Y10T292/00; Y10T292/96; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5394; Y10T70/5465; Y10T70/5469; Y10T70/5473; Y10T70/55; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7927
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US311753A
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US483318A
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US1720804A
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US2303790A
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US2442763A
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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) | 1956-09-14 | 1957-03-16 | 1957-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-14 | 1961-03-16 | 1961-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-14 | 1965-03-16 | 1965-09-15 | $7700.00 | Window Closed / Lapsed |