US3527665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copper-clad laminates of unsaturated thermosetting resins with copper layer coated with polyphenylene oxide resin
Assignee: FMC Corp
•
Filing: 1967-01-23
•
Granted: 1970-09-08
•
Expires: 1987-01-23
Abstract
No abstract record available.
Inventors
- 👤 Carl L Wright
- 👤 Harry H Beacham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:16
CPC Classifications
H; H05; H05K; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/032; H05K1/0326; H05K1/0353; H05K1/036; H05K3/00; H05K3/38; H05K3/386; H05K1/0366; H05K2201/00; H05K2201/01; H05K2201/0137; H05K2201/0145; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0355; H05K2201/0358; H05K2203/00; H05K2203/07; H05K2203/0756; H05K2203/0759; H05K3/389; Y; Y10; Y10S; Y10S428/00; Y10S428/901; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T442/00; Y10T442/30; Y10T442/3382; Y10T442/3415
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2965532A
Cited
US3134753A
Cited
US3382212A
Cited
US3149021A
Cited
US3306874A
Cited
US3306875A
Cited
US3300544A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-07 | 1974-03-09 | 1974-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-07 | 1978-03-09 | 1978-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-07 | 1982-03-09 | 1982-09-08 | $7700.00 | Window Closed / Lapsed |