US2693779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making round flexible metal tubes
Assignee: TITEFLEX Inc
•
Filing: 1951-04-28
•
Granted: 1954-11-09
•
Expires: 1971-04-28
Abstract
No abstract record available.
Inventors
- 👤 Philip M Padgett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:13
CPC Classifications
B; B21; B21C; B21C37/00; B21C37/06; B21C37/12; B21C37/124
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US234365A
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US273135A
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US794433A
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US1096513A
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US1492067A
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US1288134A
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US1596215A
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US1598872A
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US2350070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-08 | 1958-05-10 | 1958-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-08 | 1962-05-10 | 1962-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-08 | 1966-05-10 | 1966-11-09 | $7700.00 | Window Closed / Lapsed |