US3584108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oriented,foamed articles and method and apparatus for making the same
Assignee: FMC Corp
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Filing: 1967-10-10
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Granted: 1971-06-08
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Expires: 1987-10-10
Abstract
Abstract A METHOD IN WHICH A FOAMED ARTICLE OF POLYMERIC MATERIAL, WHILE HEATED TO WITHIN AN ORIENTATION TEMPERATURE RANGE, IS GRIPPED ALONG OPPOSITE SIDES THEREOF AND STRETCHED IN THE DIRECTION OF ITS THICKNESS.
Inventors
- 👤 Dorsey C Nelson
- 👤 Theodore H Fairbanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:20
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/35; B29C44/352; B29C44/20; B29C44/30; B29C55/00; B29C55/02; B29C55/04; B29C55/20; D; D04; D04H; D04H13/00; B29K; B29K2105/00; B29K2105/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |