Patent USRE27243E successfully refreshed from Google Patents.
USRE27243E
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing cellular packing materials
Assignee: American Thermoform Corp
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Filing: 1970-01-12
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Granted: 1971-12-14
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Expires: 1990-01-12
Abstract
Abstract THIS INVENTION RELATES TO ARTICLES MADE OF EXTRUDABLE, EXPANDABLE SYNTHETIC PLASTIC MATERIAL, AND TO THE METHOD AND APPARATUS FOR PRODUCING SUCH ARTICLES.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:33
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C48/00; B29C48/001; B29C48/0022; B29C2793/00; B29C2793/0027; B29C48/0012; B29C48/03; B29C48/06; B29K; B29K2105/00; B29K2105/04; B29L; B29L2031/00; B29L2031/712; B29L2031/7138; B29L2031/714; B29L2031/772; Y; Y10; Y10T; Y10T428/00; Y10T428/21; Y10T428/24; Y10T428/24479; Y10T428/24496; Y10T428/24628; Y10T428/24653
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) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |