US4513974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chess box
Assignee: Individual
•
Filing: 1984-02-16
•
Granted: 1985-04-30
•
Expires: 2004-02-16
Abstract
Abstract A novel chess box comprising a main body portion having a magnet at its center, a lid hinged on the main body portion, a pair of containers each pivoted on the main body portion and provided with a sheet iron, a positioning plate removably mounted on the main body portion, a number of boards for various kinds of board games, and a plurality of playing pieces for playing with the board games.
Inventors
- 👤 Hong-Pei Lin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:58
CPC Classifications
A; A63; A63F; A63F3/00; A63F3/00173; A63F3/0023; A63F3/00261; A63F2003/00406; Y; Y10; Y10S; Y10S206/00; Y10S206/818
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
121 words
A novel chess box comprising: a main body portion having a magnet at its center; a lid hinged on said main body portion; a pair of containers each of which is pivoted on said main body portion and provided with a sheet iron which is designed so that said sheet iron will be in contact with said magnet of said main body portion when said container is turned into said main body portion; a positioning plate removably mounted on said main body portion; a number of boards of various kinds of board games placed on said positioning plate and capable of being mounted on the top of said lid; and a plurality of playing pieces for playing with said board games.
Claim 2
Dependent Claim
121 words
A novel chess box comprising: a main body portion having a magnet at its center; a lid hinged on said main body portion; a pair of containers each of which is pivoted on said main body portion and provided with a sheet iron which is designed so that said sheet iron will be in contact with said magnet of said main body portion when said container is turned into said main body portion; a positioning plate removably mounted on said main body portion; a number of boards of various kinds of board games placed on said positioning plate and capable of being mounted on the top of said lid; and a plurality of playing pieces for playing with said board games.
Claim 3
Dependent Claim
22 words
A novel chess box as claimed in claim 1, wherein each said container is provided with a sheet iron on its bottom.
Claim 4
Dependent Claim
18 words
A novel chess box as claimed in claim 1, wherein each said container is partitioned into two compartments.
Claim 5
Dependent Claim
21 words
A novel chess box as claimed in claim 1, wherein each said container is provided with a cavity at its bottom.
Claim 6
Dependent Claim
22 words
A novel chess box as claimed in claim 1, wherein said lid is provided with a number of magnets on its top.
Claim 7
Dependent Claim
19 words
A novel chess box is claimed in claim 1, wherein each said playing piece is provided with a magnet.
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) | 1988-04-29 | 1988-10-29 | 1989-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-04-29 | 1992-10-29 | 1993-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-04-29 | 1996-10-29 | 1997-04-30 | $7700.00 | Window Closed / Lapsed |