USD386237S - Double helix ladder - Google Patents
Double helix ladder Download PDFInfo
- Publication number
- USD386237S USD386237S US29/043,162 US4316295F USD386237S US D386237 S USD386237 S US D386237S US 4316295 F US4316295 F US 4316295F US D386237 S USD386237 S US D386237S
- Authority
- US
- United States
- Prior art keywords
- double helix
- ladder
- helix ladder
- double
- ornamental design
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Description
FIG. 1 is a perspective view of the ladder of the subject invention;
FIG. 2 is a side plan view of the ladder of the subject invention, the opposite side being a mirror image thereof;
FIG. 3 is a top plan view of the ladder of the subject invention; and,
FIG. 4 is a bottom plan view of the ladder of the subject invention.
Claims (1)
- The ornamental design for a double helix ladder, as shown and described.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29/043,162 USD386237S (en) | 1995-08-28 | 1995-08-28 | Double helix ladder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US29/043,162 USD386237S (en) | 1995-08-28 | 1995-08-28 | Double helix ladder |
Publications (1)
Publication Number | Publication Date |
---|---|
USD386237S true USD386237S (en) | 1997-11-11 |
Family
ID=71461702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US29/043,162 Expired - Lifetime USD386237S (en) | 1995-08-28 | 1995-08-28 | Double helix ladder |
Country Status (1)
Country | Link |
---|---|
US (1) | USD386237S (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20200023283A1 (en) * | 2016-05-20 | 2020-01-23 | Buttercup Business, Inc. | High Angle Tethered Slide with Freefall Drop and Variable Radius Swing |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US506238A (en) * | 1893-10-10 | Fire-escape | ||
US1511139A (en) * | 1921-12-17 | 1924-10-07 | Leo-Roziger | Amusement device |
US3083015A (en) * | 1960-05-06 | 1963-03-26 | Bernard M Barenholtz | Playground apparatus |
US3556522A (en) * | 1968-11-29 | 1971-01-19 | John A Gale | Slide |
US4497484A (en) * | 1983-02-25 | 1985-02-05 | Game Time, Inc. | Playground climber |
-
1995
- 1995-08-28 US US29/043,162 patent/USD386237S/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US506238A (en) * | 1893-10-10 | Fire-escape | ||
US1511139A (en) * | 1921-12-17 | 1924-10-07 | Leo-Roziger | Amusement device |
US3083015A (en) * | 1960-05-06 | 1963-03-26 | Bernard M Barenholtz | Playground apparatus |
US3556522A (en) * | 1968-11-29 | 1971-01-19 | John A Gale | Slide |
US4497484A (en) * | 1983-02-25 | 1985-02-05 | Game Time, Inc. | Playground climber |
Non-Patent Citations (3)
Title |
---|
Burke playground equipment; p. 10; Spiral ladder, left side of page, Jul. 1995. |
GameTime, Inc. Catalog, Cover & pp.5,31 & 52 (1991). |
Mexico Forge Co., pp. 14 and 15; tree climber and mini tree climber, Jun. 1984. |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20200023283A1 (en) * | 2016-05-20 | 2020-01-23 | Buttercup Business, Inc. | High Angle Tethered Slide with Freefall Drop and Variable Radius Swing |
US10717015B2 (en) * | 2016-05-20 | 2020-07-21 | Buttercup Business, Inc. | High angle tethered slide with freefall drop and variable radius swing |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
USD362700S (en) | Physical exerciser | |
USD379933S (en) | Bottle | |
USD408268S (en) | Rebar cap | |
USD350671S (en) | Taco holder | |
USD405648S (en) | Tray | |
USD388312S (en) | Construction chair | |
USD375037S (en) | Door brace | |
USD420129S (en) | Syringe barrel | |
USD402582S (en) | Gemstone | |
USD397938S (en) | Cover | |
USD390648S (en) | Range hood | |
USD366604S (en) | Novelty hammer | |
USD413044S (en) | Cereal bowl | |
USD357356S (en) | Wire basket | |
USD381554S (en) | Egg poacher | |
USD348583S (en) | Pillow | |
USD405646S (en) | Tray | |
USD375205S (en) | Brush | |
USD374838S (en) | Cuff link action | |
USD367622S (en) | Smoke detector cover | |
USD357859S (en) | Container | |
USD383396S (en) | Case for a watch | |
USD392712S (en) | Pipe gun | |
USD377085S (en) | Tablet | |
USD367623S (en) | Smoke detector cover |