Patent US2787913A successfully refreshed from Google Patents.
US2787913A
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Pulley and method of forming
Assignee: Lathrop Paulson Co
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Filing: 1955-02-08
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Granted: 1957-04-09
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Expires: 1975-02-08
Abstract
No abstract record available.
Inventors
- 👤 Emil E Hageline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:50
CPC Classifications
B; B65; B65H; B65H57/00; B65H57/14; F; F16; F16H; F16H55/00; F16H55/32; F16H55/36; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49453; Y10T29/49455; Y10T29/49456
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) | 1960-04-08 | 1960-10-08 | 1961-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-08 | 1964-10-08 | 1965-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-08 | 1968-10-08 | 1969-04-09 | $7700.00 | Window Closed / Lapsed |