US3527004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building board for building house models on a module system
Assignee: Individual
•
Filing: 1966-11-15
•
Granted: 1970-09-08
•
Expires: 1986-11-15
Abstract
No abstract record available.
Inventors
- 👤 Jens Ole Sorensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:22
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1910844A
Cited
US2066964A
Cited
US2117934A
Cited
US2224351A
Cited
US2607972A
Cited
US3119154A
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 |