US4512092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Replacement labels for keyboard
Assignee: Technical Support Services Inc
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Filing: 1983-11-21
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Granted: 1985-04-23
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Expires: 2003-11-21
Abstract
Abstract A keyboard label display replacement system formed of paper strips which are placed on conventional keys arranged in a row and column matrix. Plastic caps cover the keys, and the strips of pre-folded paper are laid on top of the columns of keys to conform to the location and shape of the keys allowing replacement of the key labels to be easily achieved.
Inventors
- 👤 Thomas F. McLaughlin
- 👤 Gerard J. Diaz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:38
CPC Classifications
G; G09; G09F; G09F3/00; G09F3/02
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
167 words
Replacement labels for keys of a keyboard having fitted clear plastic caps fitting over said keys, said replacement labels comprising a strip of material of a length to cover at least two aligned adjacent ones of said keys, said strip of material comprising folds transverse to the direction of alignment of said adjacent keys, said folds being aligned with said keys to be fitted on and conform to the shape of said keys to fit within said fitted caps when said fitted caps are placed on said keys, the width of said strip being substantially equal to the corresponding width of said keys, said strip comprising a material which retains said folds, the length of said strip of material between adjacent keys including at least one of said folds and being greater than the vertical movement of said keys such that at least said one fold in said strip comprises hinge means enabling one key to be depressed independent of the adjacent key without tearing said strip.
Claim 2
Dependent Claim
167 words
Replacement labels for keys of a keyboard having fitted clear plastic caps fitting over said keys, said replacement labels comprising a strip of material of a length to cover at least two aligned adjacent ones of said keys, said strip of material comprising folds transverse to the direction of alignment of said adjacent keys, said folds being aligned with said keys to be fitted on and conform to the shape of said keys to fit within said fitted caps when said fitted caps are placed on said keys, the width of said strip being substantially equal to the corresponding width of said keys, said strip comprising a material which retains said folds, the length of said strip of material between adjacent keys including at least one of said folds and being greater than the vertical movement of said keys such that at least said one fold in said strip comprises hinge means enabling one key to be depressed independent of the adjacent key without tearing said strip.
Claim 3
Dependent Claim
14 words
Replacement labels as claimed in claim 1, wherein said strip comprises a paper material.
Claim 4
Dependent Claim
19 words
Replacement labels as claimed in claim 2, wherein said paper has a thickness of between 3 and 5 mils.
Claim 5
Dependent Claim
28 words
Replacement labels as claimed in claim 1, wherein said keys are arrayed in rows and columns, wherein said strip extends along at least one column of said keys
Claim 6
Dependent Claim
48 words
Replacement labels as claimed in claim 4, further comprising a plurality of said strips connected at one end, said strips being parallel to each other and being separated from each other by the distance between adjacent columns of said keys, said strips covering parallel rows of said keys.
Claim 7
Dependent Claim
23 words
Replacement labels as claimed in claim 5, wherein said strips are preprinted with symbols at key locations to be covered by said strips.
Claim 8
Dependent Claim
27 words
Replacement labels as claimed in claim 5, wherein said folds in said strip comprise hinge means enabling one key to be depressed without depressing said adjacent key.
Claim 9
Dependent Claim
23 words
Replacement labels as claimed in claim 1, wherein said strips are preprinted with symbols at key locations to be covered by said strips.
References Cited (Backward Citations)
US4010964A
Cited
US4119839A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-04-22 | 1988-10-22 | 1989-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-04-22 | 1992-10-22 | 1993-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-04-22 | 1996-10-22 | 1997-04-23 | $7700.00 | Window Closed / Lapsed |