Patent US2332955A successfully refreshed from Google Patents.
US2332955A
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Method and apparatus for making artificial sponges
Assignee: Individual
•
Filing: 1939-12-30
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Granted: 1943-10-26
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Expires: 1959-12-30
Abstract
No abstract record available.
Inventors
- 👤 Vautier Leon Pierre Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:08
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/46; B29C44/50; B29C48/00; B29C48/03; B29C48/07; B29C48/09; B29C48/11; B29C48/06; B29C48/12; B29C48/131; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/2078; Y10T74/20828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1946-10-25 | 1947-04-26 | 1947-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-10-25 | 1951-04-26 | 1951-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-10-25 | 1955-04-26 | 1955-10-26 | $7700.00 | Window Closed / Lapsed |