Patent US2620675A successfully refreshed from Google Patents.
US2620675A
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Pulley
Assignee: MEADOWS Manufacturing CO
•
Filing: 1947-06-03
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Granted: 1952-12-09
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Expires: 1967-06-03
Abstract
No abstract record available.
Inventors
- 👤 Ernest D Meadows
- 👤 Richard K Whitehead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:10
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/36; F16H55/44; Y; Y10; Y10S; Y10S474/00; Y10S474/903; Y10T; Y10T29/00; Y10T29/49; Y10T29/49453; Y10T29/49455; Y10T29/49456; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992; Y10T29/49938; Y10T29/4994; Y10T403/00; Y10T403/70; Y10T403/7041; Y10T403/7047; Y10T403/7049
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US614166A
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US859099A
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US1161291A
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US1211541A
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US1480359A
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US1708969A
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US2095025A
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US2355941A
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US2417467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |