Patent US326600A successfully refreshed from Google Patents.
Patent US2932459A successfully refreshed from Google Patents.
US2932459A
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US
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Heavy duty waste disposer
Assignee: COLERAIN METAL PRODUCTS Co
•
Filing: 1957-10-11
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Granted: 1960-04-12
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Expires: 1977-10-11
Abstract
No abstract record available.
Inventors
- 👤 Jasper R Roe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:45
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/0084; B02C18/0092; E; E03; E03C; E03C1/00; E03C1/12; E03C1/26; E03C1/266; E03C1/2665
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2814449A
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US2852200A
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US2824703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |