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US2820282A
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Assignee: JACK B TROPP
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Filing: 1954-08-06
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Granted: 1958-01-21
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Expires: 1974-08-06
Abstract
No abstract record available.
Inventors
- 👤 Jr Edmund C Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:36
CPC Classifications
B; B65; B65B; B65B69/00; B65B69/0025; Y; Y10; Y10S; Y10S83/00; Y10S83/909; Y10T; Y10T29/00; Y10T29/49; Y10T29/49815; Y10T29/49821; Y10T29/51; Y10T29/5136; Y10T29/5137; Y10T29/5139
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US215617A
Cited
US219463A
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US1472833A
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US1863897A
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US2449979A
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US2381153A
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US2589673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-20 | 1961-07-22 | 1962-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-20 | 1965-07-22 | 1966-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-20 | 1969-07-22 | 1970-01-21 | $7700.00 | Window Closed / Lapsed |