US3665355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cover for protecting coatings of automobiles and the like
Assignee: Yamauchi Rubber Industry Co Ltd
•
Filing: 1970-11-16
•
Granted: 1972-05-23
•
Expires: 1990-11-16
Abstract
Abstract A cover for protecting coatings of automobiles and the like is a composite sheet having a substantial length and width. The composite sheet comprises a flexible sheet, a plurality of magnets arranged in spaced relation to each other on one surface of the flexible sheet, and a cushion material filling the spaces between the magnets. The magnets and the cushion material are secured to the flexible sheet. The magnets are flexible and made of a flexible plastic material having finely divided magnetized magnetic material dispersed therein.
Inventors
- 👤 Kenkichi Sasaki
- 👤 Hisashi Saikawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:24
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/02; H01F7/0205; H01F7/021; H01F7/0215; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10T; Y10T428/00; Y10T428/24; Y10T428/24008; Y10T428/24033
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
12 words
The cover of claim 1 in which the cushion material is fabric.
Claim 2
Dependent Claim
12 words
The cover of claim 1 in which the cushion material is sponge.
Claim 3
Dependent Claim
12 words
The cover of claim 1 in which the cushion material is felt.
Claim 4
Dependent Claim
15 words
The cover of claim 1 in which the sheets are stitched together between adjacent magnets.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |