Patent US3059319A successfully refreshed from Google Patents.
US3059319A
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US
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Method for making flexible tubular members
Assignee: Individual
•
Filing: 1960-03-31
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Granted: 1962-10-23
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Expires: 1980-03-31
Abstract
No abstract record available.
Inventors
- 👤 Robert H Hart
- 👤 Lewis F Platt
- 👤 Dan W Thomas
- 👤 James E Rhinehart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:58
CPC Classifications
B; B21; B21D; B21D15/00; B21D15/02; B21C; B21C37/00; B21C37/06; B21C37/14; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US722398A
Cited
US1037099A
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US1947392A
Cited
US2142443A
Cited
US2569266A
Cited
US2889614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |