US4772145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Document preparing apparatus which automatically capitalizes characters at the head of a sentence
Assignee: Ricoh Co Ltd
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Filing: 1985-12-30
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Granted: 1988-09-20
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Expires: 2005-12-30
Abstract
Abstract A document preparing apparatus capable of preparing a document in which small letters and capital letters are printed together, e.g. a document in English. The apparatus includes a decision circuit for deciding whether or not a character to be processed is at a head of a sentence, and a capitalizing circuit for capitalizing the character when the decision circuit decides that the character heads a sentence.
Inventors
- 👤 Hiromi Takada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:16
CPC Classifications
G; G06; G06F; G06F40/00; G06F40/20; G06F40/253
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
171 words
A document preparing apparatus comprising decision means for determining whether or not a character entered after depression of a period is the first letter of a sentence on the basis of data which are entered after the entry of the period; and a capitalizing means for changing a character to be processed to a capital letter only when the decision means decides that the first entered character after the period is the first character of a sentence; wherein said decision means comprises means for determining whether a character to be processed is the first character of a sentence in accordance with whether the character sequentially follows one of the beginning of a document, selection of a period and a space, selection of a period and a symbol and a space, selection of a period and a space and a symbol, selection of a period and a carriage return, selection of a period and a symbol and a carriage return, and selection of a period and a carriage return and a symbol.
Claim 2
Dependent Claim
171 words
A document preparing apparatus comprising decision means for determining whether or not a character entered after depression of a period is the first letter of a sentence on the basis of data which are entered after the entry of the period; and a capitalizing means for changing a character to be processed to a capital letter only when the decision means decides that the first entered character after the period is the first character of a sentence; wherein said decision means comprises means for determining whether a character to be processed is the first character of a sentence in accordance with whether the character sequentially follows one of the beginning of a document, selection of a period and a space, selection of a period and a symbol and a space, selection of a period and a space and a symbol, selection of a period and a carriage return, selection of a period and a symbol and a carriage return, and selection of a period and a carriage return and a symbol.
Claim 3
Dependent Claim
23 words
A document preparing apparatus as claimed in claim 1, wherein said capitalizing means comprises instruction means for instructing validity/invalidity of the capitalizing processing.
Claim 4
Dependent Claim
32 words
A document preparing apparatus as claimed in claim 1, wherein the capitalizing means comprises means for effecting printout every time one character is entered or everytime one line of characters are entered.
Claim 5
Dependent Claim
33 words
A document preparing apparatus as claimed in claim 2, wherein the capitalizing means comprises means for effecting printout every time one character is entered or every time one line of characters are entered.
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) | 1991-09-20 | 1992-03-21 | 1992-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-09-20 | 1996-03-21 | 1996-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-09-20 | 2000-03-21 | 2000-09-20 | $7700.00 | Window Closed / Lapsed |