US3424642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated window panels
Assignee: PPG Industries Inc
•
Filing: 1966-08-19
•
Granted: 1969-01-28
•
Expires: 1986-08-19
Abstract
No abstract record available.
Inventors
- 👤 Dee R Orcutt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:54
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10165; B32B17/10293; B32B17/10009; B32B17/10036; B32B17/10045; B32B17/10174; B32B17/10302; B32B17/10366; B32B17/1055; B32B17/10779; E; E06; E06B; E06B7/00; E06B7/28; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942; Y10T428/31504; Y10T428/31551; Y10T428/31627; Y10T428/3163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2145930A
Cited
US2313508A
Cited
US2306314A
Cited
US2650976A
Cited
US2808355A
Cited
US3081205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |