US3293650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
De-encodable documents and methods for preparation thereof
Assignee: Individual
•
Filing: 1966-02-01
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Granted: 1966-12-20
•
Expires: 1986-02-01
Abstract
No abstract record available.
Inventors
- 👤 Melvin S Buros
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:28
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/62; G11B5/64; G06; G06K; G06K19/00; G06K19/02; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A METHOD OF PREPARING A MACHINE READABLE DOCUMENT HAVING DE-ENCODABLE RECOGNITION CHARACTERS IN THE CLEAR BAND THEREOF COMPRISING (A) APPLYING TO THE CLEAR BAND, PRIOR TO IMPRINTING OF SAID RECOGNITION CHARACTERS, A FILM FROM WHICH SAID CHARACTERS ARE SOLVENT RELEADABLE WITHOUT INJURY TO THE DOCUMENT; AND (B) PREPRINTING RECOGNITION CHARACTERS UPON SAID FILM.
Claim 2
Independent Claim
53 words
A METHOD OF PREPARING A MACHINE READABLE DOCUMENT HAVING DE-ENCODABLE RECOGNITION CHARACTERS IN THE CLEAR BAND THEREOF COMPRISING (A) APPLYING TO THE CLEAR BAND, PRIOR TO IMPRINTING OF SAID RECOGNITION CHARACTERS, A FILM FROM WHICH SAID CHARACTERS ARE SOLVENT RELEADABLE WITHOUT INJURY TO THE DOCUMENT; AND (B) PREPRINTING RECOGNITION CHARACTERS UPON SAID FILM.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |