US2843923A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Assembling machines
Assignee: United Shoe Machinery Corp
•
Filing: 1955-09-23
•
Granted: 1958-07-22
•
Expires: 1975-09-23
Abstract
No abstract record available.
Inventors
- 👤 William F Mackenzie
- 👤 Milton H Roske
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:12
CPC Classifications
H; H05; H05K; H05K13/00; H05K13/04; H05K13/043; H05K13/0443; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/5313; Y10T29/53174; Y10T29/53183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US579148A
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US1508467A
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US1520159A
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US1632374A
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US1817462A
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US1791967A
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US2172847A
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US2186841A
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US2357693A
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US2396356A
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US2540572A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |