Patent US1620844A successfully refreshed from Google Patents.
US1620844A
Expired / Lapsed
US
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Spindle carriage and clutch
Assignee: Individual
•
Filing: 1924-03-27
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Granted: 1927-03-15
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Expires: 1944-03-27
Abstract
No abstract record available.
Inventors
- 👤 Walker Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:55
CPC Classifications
B; B65; B65H; B65H18/00; B65H18/02; B65H18/04; B65H18/08; B65H18/10; B65H19/00; B65H19/10; B65H19/12; B65H19/126; B65H2301/00; B65H2301/40; B65H2301/41; B65H2301/417; B65H2301/4171; B65H2301/4173; B65H2403/00; B65H2403/70; B65H2403/72; B65H2405/00; B65H2405/40; B65H2405/42; B65H2405/422
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-03-14 | 1930-09-13 | 1931-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-03-14 | 1934-09-13 | 1935-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-03-14 | 1938-09-13 | 1939-03-15 | $7700.00 | Window Closed / Lapsed |