Patent US4059405B1 successfully refreshed from Google Patents.
US1928992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible tubing
Assignee: Individual
•
Filing: 1931-02-20
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Granted: 1933-10-03
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Expires: 1951-02-20
Abstract
No abstract record available.
Inventors
- 👤 Clark Joseph George
- 👤 Masterman Cyril Aubyn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:29
CPC Classifications
B; B29; B29D; B29D23/00; B29D23/001; B29K; B29K2021/00; B29L; B29L2023/00; B29L2023/005; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10522; Y10T152/10576; Y10T152/10612
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) | 1936-10-02 | 1937-04-03 | 1937-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-10-02 | 1941-04-03 | 1941-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-10-02 | 1945-04-03 | 1945-10-03 | $7700.00 | Window Closed / Lapsed |