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US2653362A
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Assignee: Individual
•
Filing: 1949-07-07
•
Granted: 1953-09-29
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Expires: 1969-07-07
Abstract
No abstract record available.
Inventors
- 👤 Ernest R Workman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:29
CPC Classifications
B; B65; B65D; B65D63/00; B65D63/10; B65D63/14; F; F16; F16G; F16G11/00; F16G11/10; F16G11/103; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1459; Y10T24/1461; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US157206A
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US202954A
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US357550A
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US475211A
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US589584A
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US1546370A
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DE599783C
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US2184960A
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US2183109A
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US2273007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |