US2515113A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing molded fiber articles
Assignee: Chaplin Corp
•
Filing: 1943-12-17
•
Granted: 1950-07-11
•
Expires: 1963-12-17
Abstract
No abstract record available.
Inventors
- 👤 Merle P Chaplin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:38
CPC Classifications
D; D21; D21J; D21J3/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1796794A
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US1983554A
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US1893497A
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US1984384A
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US2100516A
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US2078488A
Cited
US2081740A
Cited
US2245014A
Cited
US2171413A
Cited
US2272920A
Cited
US2369488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |