US3511748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decorative laminate having superior fire retardant properties
Assignee: Formica Corp
•
Filing: 1967-06-27
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Granted: 1970-05-12
•
Expires: 1987-06-27
Abstract
No abstract record available.
Inventors
- 👤 Albert Joseph Heeb
- 👤 Edward Langworthy Chalmers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:20
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/92; E04B1/94; B; B32; B32B; B32B15/00; B32B15/04; B32B15/12; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31656; Y10T428/31678; Y10T428/31688; Y10T428/31786; Y10T428/31942; Y10T428/31949; Y10T428/31964
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2306295A
Cited
US2563111A
Cited
US3131088A
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US3200008A
Cited
US3345248A
Cited
US3294619A
Cited
US3311520A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-11 | 1973-11-10 | 1974-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-11 | 1977-11-10 | 1978-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-11 | 1981-11-10 | 1982-05-12 | $7700.00 | Window Closed / Lapsed |