US2903743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of flexible-walled tubing
Assignee: Individual
•
Filing: 1954-01-18
•
Granted: 1959-09-15
•
Expires: 1974-01-18
Abstract
No abstract record available.
Inventors
- 👤 Lysobey John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:16
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/90; B29C48/901; B29C48/902; B29C48/03; B29C48/09; B29C48/10; B29C48/906; Y; Y10; Y10S; Y10S425/00; Y10S425/055
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1440007A
Cited
US1548505A
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US1820649A
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US2339286A
Cited
US2320564A
Cited
US2377908A
Cited
US2491589A
Cited
US2494273A
Cited
US2600254A
Cited
US2668324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-14 | 1963-03-16 | 1963-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-14 | 1967-03-16 | 1967-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-14 | 1971-03-16 | 1971-09-15 | $7700.00 | Window Closed / Lapsed |