Patent US2666461A successfully refreshed from Google Patents.
US2666461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heel block sawing machine
Assignee: United Shoe Machinery Corp
•
Filing: 1949-01-03
•
Granted: 1954-01-19
•
Expires: 1969-01-03
Abstract
No abstract record available.
Inventors
- 👤 Charles A Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:32
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/29; B27B5/30; B27B5/32; B27B5/16; B27B5/22; B27G; B27G19/00; B27G19/02; B27G19/025; B27M; B27M3/00; B27M3/20; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2074; Y10T83/2083; Y10T83/2085; Y10T83/647; Y10T83/6492; Y10T83/6499; Y10T83/65; Y10T83/6572; Y10T83/6577; Y10T83/929; Y10T83/9372; Y10T83/9377; Y10T83/9379
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US183889A
Cited
US694260A
Cited
US771836A
Cited
US1213560A
Cited
US1482631A
Cited
US1566191A
Cited
US1784028A
Cited
US1888272A
Cited
CH208793A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |