Patent US3456832A successfully refreshed from Google Patents.
US3456832A
Expired / Lapsed
US
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Ash receptacle
Assignee: McDonald Products Corp
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Filing: 1968-03-01
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Granted: 1969-07-22
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Expires: 1988-03-01
Abstract
No abstract record available.
Inventors
- 👤 James V Vevirit
- 👤 Francis J Ihlenfeld
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:12
CPC Classifications
A; A24; A24F; A24F19/00; A24F19/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |