Patent US3057013A successfully refreshed from Google Patents.
US3057013A
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US
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Method for producing pipe
Assignee: EIDP Inc
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Filing: 1960-02-15
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Granted: 1962-10-09
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Expires: 1980-02-15
Abstract
No abstract record available.
Inventors
- 👤 Loveless Harold Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:41
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/88; B29C48/90; B29C48/908; B29C48/03; B29C48/09; B29C48/901; B29C48/919; Y; Y10; Y10S; Y10S425/00; Y10S425/055
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2245640A
Cited
US2546629A
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US2708772A
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US2814071A
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US2922194A
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US2926384A
Cited
US2770009A
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US2963742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |