US2855037A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable wall or panel structures and means for supporting same
Assignee: Individual
•
Filing: 1956-01-30
•
Granted: 1958-10-07
•
Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Theophile A Stiffel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:11
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/02; E; E04; E04B; E04B2/00; E04B2/74; E04B2/7407; E04B2/7416; E04B2/7433; E04B2/7438; A; A47; A47B; A47B96/00; A47B96/14; A47B96/1425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1398909A
Cited
US1706388A
Cited
US2164609A
Cited
GB675016A
Cited
US2647765A
Cited
US2793286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |