US3015857A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for forming corrugated tubing
Assignee: Cooper Tire and Rubber Co
•
Filing: 1959-09-04
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Granted: 1962-01-09
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Expires: 1979-09-04
Abstract
No abstract record available.
Inventors
- 👤 Weinandy Paul Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:23
CPC Classifications
B; B29; B29C; B29C67/00; B29C67/0014; B29C67/0022; B29C67/0025; B29D; B29D23/00; B29D23/18; B29C49/00; B29C49/42; B29C49/48; B29C2049/4879; B29C2049/4881; B29K; B29K2021/00; B29L; B29L2023/00; B29L2023/18; Y; Y10; Y10S; Y10S264/00; Y10S264/50; Y10S264/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2272704A
Cited
GB651097A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |