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Patent US2616573A successfully refreshed from Google Patents.
US2616573A
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US
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Assignee: Individual
•
Filing: 1950-01-26
•
Granted: 1952-11-04
•
Expires: 1970-01-26
Abstract
No abstract record available.
Inventors
- 👤 Henry W Grady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:50
CPC Classifications
B; B65; B65G; B65G59/00; B65G59/06; B65G59/067; B65B; B65B35/00; B65B35/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US937820A
Cited
US1676639A
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US1683779A
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US1869653A
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US1782955A
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US1669015A
Cited
US1817387A
Cited
US1838780A
Cited
GB365237A
Cited
US1929340A
Cited
US2463928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |