Patent US3925099A successfully refreshed from Google Patents.
Patent US2533550A successfully refreshed from Google Patents.
US2533550A
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Tea cutting and feeding mechanism
Assignee: PNEUMATIC SEALE Corp Ltd
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Filing: 1947-03-27
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Granted: 1950-12-12
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Expires: 1967-03-27
Abstract
No abstract record available.
Inventors
- 👤 Lawrence F Blackwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:42
CPC Classifications
A; A23; A23F; A23F3/00; A23F3/06; A23F3/12; Y; Y10; Y10T; Y10T83/00; Y10T83/081; Y10T83/086; Y10T83/141; Y10T83/145; Y10T83/202; Y10T83/2022; Y10T83/505; Y10T83/515; Y10T83/647; Y10T83/6476
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US176281A
Cited
FR13526E
Cited
US1686435A
Cited
US1967022A
Cited
US2059514A
Cited
US2235928A
Cited
US2286585A
Cited
US2408221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |