Patent US2934181A successfully refreshed from Google Patents.
US2934181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modular wall construction
Assignee: Weber Showcase & Fixture Compa
•
Filing: 1957-03-04
•
Granted: 1960-04-26
•
Expires: 1977-03-04
Abstract
No abstract record available.
Inventors
- 👤 Karl F Weber
- 👤 Earl L Clouse
- 👤 Clifford J Norby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:01
CPC Classifications
A; A47; A47F; A47F5/00; A47F5/10; A47F5/101; A47F5/103; E; E04; E04B; E04B2/00; E04B2/74; E04B2/76; E04B2/762; E04B2/765
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |