US3437552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glass laminate and interlayer
Assignee: EIDP Inc
•
Filing: 1967-08-01
•
Granted: 1969-04-08
•
Expires: 1987-08-01
Abstract
No abstract record available.
Inventors
- 👤 Griffith Bowen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:10
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/1055; B32B17/10688; B32B17/10009; B32B17/10036; B32B17/10761; B32B2367/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/2495; Y10T428/24959; Y10T428/24967; Y10T428/31504; Y10T428/31551; Y10T428/31627; Y10T428/3163; Y10T428/31855; Y10T428/31859; Y10T428/31909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2526728A
Cited
US3178334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |