Patent US1565813A successfully refreshed from Google Patents.
US1565813A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic resilient tube, a plastic composition combined therewith, and process of manufacture
Assignee: Individual
•
Filing: 1922-05-12
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Granted: 1925-12-15
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Expires: 1942-05-12
Abstract
No abstract record available.
Inventors
- 👤 Ostberg Anders John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:51
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0681; B29D30/0685; B60; B60C; B60C19/00; B60C19/12; B60C19/122; B29D2030/0686; B29D2030/0691
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) | 1928-12-14 | 1929-06-15 | 1929-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-12-14 | 1933-06-15 | 1933-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-12-14 | 1937-06-15 | 1937-12-15 | $7700.00 | Window Closed / Lapsed |