Patent US2427497A successfully refreshed from Google Patents.
US2569083A
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US
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Method and apparatus for molding and trimming
Assignee: Conmar Products Corp
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Filing: 1947-03-25
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Granted: 1951-09-25
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Expires: 1967-03-25
Abstract
No abstract record available.
Inventors
- 👤 John H Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:01
CPC Classifications
B; B22; B22D; B22D31/00; B22D17/00; B22D17/16; Y; Y10; Y10S; Y10S425/00; Y10S425/806; Y10T; Y10T29/00; Y10T29/49; Y10T29/49782; Y10T29/49783; Y10T29/51; Y10T29/5184; Y10T29/5197
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1449053A
Cited
US1816059A
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US2042541A
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US2201024A
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US2238702A
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US2367303A
Cited
US2320566A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |