Patent US2877506A successfully refreshed from Google Patents.
US2877506A
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Transformable rigid structural unit for a body or article supporting assemblage
Assignee: Individual
•
Filing: 1953-08-10
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Granted: 1959-03-17
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Expires: 1973-08-10
Abstract
No abstract record available.
Inventors
- 👤 Hans A Almoslino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:25
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/02; A47C7/16; A63; A63H; A63H33/00; A63H33/04; A63H33/10; A63H33/107; F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/40; F16M2200/00; F16M2200/02; F16M2200/021; F16M2200/022; F16M2200/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US761147A
Cited
US947114A
Cited
US1345052A
Cited
US1944237A
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US2031194A
Cited
US2117198A
Cited
CH224382A
Cited
US2554059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-16 | 1962-09-15 | 1963-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-16 | 1966-09-15 | 1967-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-16 | 1970-09-15 | 1971-03-17 | $7700.00 | Window Closed / Lapsed |