US2937786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper crinkle cup separating device
Assignee: MULLER PAPER GOODS Co Inc
•
Filing: 1957-05-16
•
Granted: 1960-05-24
•
Expires: 1977-05-16
Abstract
No abstract record available.
Inventors
- 👤 Henry W Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:35
CPC Classifications
B; B65; B65G; B65G59/00; B65G59/10; B65G59/105; B65G59/106
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1532153A
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US1163572A
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US1477501A
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US2002213A
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US2411082A
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US2445713A
Cited
US2640606A
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US2738899A
Cited
GB712337A
Cited
GB716791A
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US2741958A
Cited
US2777602A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-24 | 1963-11-23 | 1964-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-24 | 1967-11-23 | 1968-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-24 | 1971-11-23 | 1972-05-24 | $7700.00 | Window Closed / Lapsed |