US2532839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making an article having a porous inner part and a molded cover thereon
Assignee: Individual
•
Filing: 1947-02-21
•
Granted: 1950-12-05
•
Expires: 1967-02-21
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Fawick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:46
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0042; B29C; B29C43/00; B29K; B29K2105/00; B29K2105/04; B29L; B29L2031/00; B29L2031/54; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2429122A
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US758851A
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US1592536A
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US2081177A
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US2127487A
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US2213479A
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US2224363A
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US2288356A
Cited
US2310404A
Cited
US2364029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |