Patent US2559609A successfully refreshed from Google Patents.
Patent US2120720A successfully refreshed from Google Patents.
US2120720A
Expired / Lapsed
US
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Method of making sheet latex articles
Assignee: Individual
•
Filing: 1934-11-14
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Granted: 1938-06-14
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Expires: 1954-11-14
Abstract
No abstract record available.
Inventors
- 👤 Abraham N Spanel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:56
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/0067; B29C37/0071; B29C41/00; B29C41/24; B05; B05D; B05D2202/00; B05D2252/00; B05D2252/10; B05D2520/00; B05D2520/05
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) | 1941-06-13 | 1941-12-13 | 1942-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-13 | 1945-12-13 | 1946-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-13 | 1949-12-13 | 1950-06-14 | $7700.00 | Window Closed / Lapsed |