US3393119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a heat sealed foam laminate and product therefrom
Assignee: Individual
•
Filing: 1964-04-20
•
Granted: 1968-07-16
•
Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 Hugh C Dugan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:20
CPC Classifications
B; B32; B32B; B32B27/00; C; C08; C08J; C08J9/00; C08J9/36; C08J9/365; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249991; Y10T428/249992; Y10T442/00; Y10T442/30; Y10T442/3325; Y10T442/335; Y10T442/3358; Y10T442/3366; Y10T442/60; Y10T442/647; Y10T442/652
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA591726A
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US2077125A
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US2639532A
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US2946713A
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US3061460A
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FR1329849A
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GB955285A
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US3170932A
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US3170178A
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US3256131A
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US3244571A
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US3306967A
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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) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |