Patent US3068534A successfully refreshed from Google Patents.
US3068534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated building
Assignee: Individual
•
Filing: 1958-11-17
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Granted: 1962-12-18
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Expires: 1978-11-17
Abstract
No abstract record available.
Inventors
- 👤 Kuang P Hu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:33
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/70; E04B1/7069; E04B1/02; E04B1/10; F; F16; F16B; F16B5/00; F16B5/0004; F16B5/0032; F16B5/0052; E04B2001/0053; E04B2001/0084; E04B2001/0092
Claims Analysis
Total Claims: 0
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |