Patent US3030223A successfully refreshed from Google Patents.
US3030223A
Expired / Lapsed
US
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Bonding structure for laminates
Assignee: 3M Co
•
Filing: 1959-02-02
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Granted: 1962-04-17
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Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 Orval E Alstad
- 👤 Lake White Bear
- 👤 Bergh Jan D Van Den
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:14
CPC Classifications
B; B32; B32B; B32B27/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24405; Y10T428/25; Y10T428/254
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US969449A
Cited
US1182200A
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US2024072A
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US2330365A
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US2494848A
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US2542058A
Cited
US2698242A
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US2723935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |