US3486285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modular wall system and method and joint assembly therefor
Assignee: Kaiser Steel Delaware Inc
•
Filing: 1967-10-24
•
Granted: 1969-12-30
•
Expires: 1987-10-24
Abstract
No abstract record available.
Inventors
- 👤 Lin W Bowling
- 👤 Robert N Nyborg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:30
CPC Classifications
E; E02; E02D; E02D29/00; E02D29/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB559877A
Cited
US147011A
Cited
FR452345A
Cited
US1450180A
Cited
GB226885A
Cited
US1603678A
Cited
US2128004A
Cited
US2128005A
Cited
US2629157A
Cited
US2671538A
Cited
US2746109A
Cited
US2817423A
Cited
DE1088901B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |