US2862541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for making fiber reinforced plastic pipe
Assignee: FMC Corp
•
Filing: 1954-04-19
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Granted: 1958-12-02
•
Expires: 1974-04-19
Abstract
No abstract record available.
Inventors
- 👤 Edwin H Brink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:41
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C53/00; B29C53/56; B29C53/566; B29C53/80; B29C53/8008; B29C53/805; B29C53/82; B29C53/821; B29C69/00; B29C69/001; B29C69/002; B29C69/003; B29C70/28; B29C70/30; B29C70/34; B29C70/342; B29C43/00; B29C43/02; B29C43/10; B29C43/12; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/10; B29K2105/101; B29K2105/108; B29L; B29L2023/00; B29L2023/22; Y; Y10; Y10S; Y10S264/00; Y10S264/53
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |