Patent US3474496A successfully refreshed from Google Patents.
US3474496A
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Apparatus for making shoes by injection molding
Assignee: Desma Werke GmbH
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Filing: 1967-08-15
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Granted: 1969-10-28
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Expires: 1987-08-15
Abstract
No abstract record available.
Inventors
- 👤 Werner Klee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:16
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/06; B29D35/061; A; A43; A43B; A43B13/00; A43B13/02; A43B13/04; A43B13/28; B29C; B29C45/00; B29C45/14; B29C45/1418; B29C45/14196; B29D35/065; B29D35/08; B29D35/081; B29D35/082; B29D35/085; B29D35/087
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) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |