Patent US3402787A successfully refreshed from Google Patents.
US3402787A
Expired / Lapsed
US
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Self-supporting elements for erecting dismantleable constructions
Assignee: Individual
•
Filing: 1966-08-29
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Granted: 1968-09-24
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Expires: 1986-08-29
Abstract
No abstract record available.
Inventors
- 👤 See Jacques Leon Alexandre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:44
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/343; E04B1/34315; A; A47; A47B; A47B47/00; A47B47/02; A47B47/021; A47B47/025; A47B47/027; A62; A62B; A62B3/00; A62C; A62C3/00; A62C3/02; A62C3/0257; A62C8/00; A62C8/08; A62C99/00; A62C99/009; E04B2/00; E04B2/74; E04B2/7407; E04B2/7416; E04B2/7422; E04B2/7425; E04B2/84; E04B2/86
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
PREFABRICATED SELF-SUPPORTING ELEMENT FORMING A PROTECTING PANEL FOR ERECTING PARTITIONS, COFFER-DAMS AND OTHER DISMANTLEABLE CONSTRUCTIONS, CHARACTERIZED IN THAT IT COMPRISES A FRAME COMPRISING FOUR RECTILINEAR SECTIONS DELIMITING A RECTANGLE COVERED BY A SOLIID PANEL, ONE AT LEAST OF THE SECTIONS BEING RIGIDLY CONNECTED BY CROSSBARS TO AN AUXILIARY SECTION TO DELIMIT AT LEAST ONE LADDER ELE-
Claim 2
Dependent Claim
56 words
PREFABRICATED SELF-SUPPORTING ELEMENT FORMING A PROTECTING PANEL FOR ERECTING PARTITIONS, COFFER-DAMS AND OTHER DISMANTLEABLE CONSTRUCTIONS, CHARACTERIZED IN THAT IT COMPRISES A FRAME COMPRISING FOUR RECTILINEAR SECTIONS DELIMITING A RECTANGLE COVERED BY A SOLIID PANEL, ONE AT LEAST OF THE SECTIONS BEING RIGIDLY CONNECTED BY CROSSBARS TO AN AUXILIARY SECTION TO DELIMIT AT LEAST ONE LADDER ELE-
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) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |