US3511252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for washing pans or trays
Assignee: Better Built Machinery Corp
•
Filing: 1968-03-26
•
Granted: 1970-05-12
•
Expires: 1988-03-26
Abstract
No abstract record available.
Inventors
- 👤 Richard B Kennedy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:59
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/0092; A01; A01K; A01K31/00; A47L15/42; A47L15/50; A47L15/501; A47L15/508; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE28027C
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US735840A
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US1114066A
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US1209263A
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DE419402C
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US1580765A
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US2407533A
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US2786480A
Cited
US3420446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |