Patent US3513767A successfully refreshed from Google Patents.
US3513767A
Expired / Lapsed
US
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Cold water pour-in beverage brewing device
Assignee: Bloomfield Industries Inc
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Filing: 1968-09-11
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Granted: 1970-05-26
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Expires: 1988-09-11
Abstract
No abstract record available.
Inventors
- 👤 Harold Bloomfield
- 👤 August C Purpura
- 👤 Melvin F Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:30
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/04; A47J31/057; A47J31/44; A47J31/46; A47J31/462; A47J31/465; A47J31/54
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) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |