US3508992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making laminated material having cells between the layers
Assignee: Sealed Air Corp
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Filing: 1968-06-03
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Granted: 1970-04-28
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Expires: 1988-06-03
Abstract
No abstract record available.
Inventors
- 👤 Marc A Chavannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:38
CPC Classifications
B; B32; B32B; B32B27/00; B05; B05C; B05C9/00; B05C9/08; B05C9/14; B29; B29C; B29C43/00; B29C43/22; B29C43/30; B29C43/305; B29C51/00; B29C51/14; B29C51/18; B29C51/20; B29C51/22; B29C51/225; B29C65/00; B29C65/02; B29C65/14; B29C65/1403; B29C65/1412; B29C65/1429; B29C65/1432; B29C65/1454; B29C65/1464; B29C65/1467; B29C65/18; B29C65/48; B29C65/4805; B29C65/481; B29C65/4815; B29C65/52; B29C65/526; B29C66/00; B29C66/01; B29C66/02; B29C66/024; B29C66/0242; B29C66/03; B29C66/034; B29C66/0342; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/13; B29C66/131; B29C66/40; B29C66/41; B29C66/43; B29C66/438; B29C66/45; B29C66/70; B29C66/72; B29C66/723; B29C66/7234; B29C66/72341; B29C66/73; B29C66/739; B29C66/7392; B29C66/73921; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B31; B31F; B31F1/00; B31F1/07; B32B3/00; B32B3/26; B32B3/28; B29C66/83415; B31F2201/00; B31F2201/07; B31F2201/0758; B31F2201/0761; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1016; Y10T156/1023; Y10T156/1025; Y10T156/1039; Y10T156/1041; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31928
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124476A
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US2737467A
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US3020194A
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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) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |