US2609552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for shaping uppers over lasts
Assignee: United Shoe Machinery Corp
•
Filing: 1949-03-17
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Granted: 1952-09-09
•
Expires: 1969-03-17
Abstract
No abstract record available.
Inventors
- 👤 Kestell Thomas Aubrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:58
CPC Classifications
A; A43; A43D; A43D21/00; A43D21/16; A43D21/12; A43D21/125; A43D21/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1006821A
Cited
GB191112123A
Cited
US1123662A
Cited
US1687824A
Cited
US2222212A
Cited
US2377887A
Cited
US2432165A
Cited
US2423454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-09 | 1956-03-10 | 1956-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-09 | 1960-03-10 | 1960-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-09 | 1964-03-10 | 1964-09-09 | $7700.00 | Window Closed / Lapsed |