US2936491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for increasing the diameter of thermoplastic tubing
Assignee: TE Connectivity Corp
•
Filing: 1956-12-19
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Granted: 1960-05-17
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Expires: 1976-12-19
Abstract
No abstract record available.
Inventors
- 👤 Carl B Hamlin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:08
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/0015; B29C37/00; B29C55/00; B29C55/22; B29C55/24; B29C61/00; B29C61/06; B29C61/08; B29C2037/92; B29L; B29L2023/00; B29L2023/22; Y; Y10; Y10S; Y10S174/00; Y10S174/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1892126A
Cited
US2135763A
Cited
US2401798A
Cited
US2446281A
Cited
US2494273A
Cited
US2716777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |