Patent US3264760A successfully refreshed from Google Patents.
US3264760A
Expired / Lapsed
US
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Quiz answer sheet with correct answer and item analysis indicia
Assignee: Individual
•
Filing: 1965-08-16
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Granted: 1966-08-09
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Expires: 1985-08-16
Abstract
No abstract record available.
Inventors
- 👤 Clair Maurice Webster St
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:17
CPC Classifications
G; G09; G09B; G09B3/00; G09B3/06; G09B3/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
105 words
AN ANSWER SHEET OVERLAY FOR A QUIZ SHEET OF THE TYPE HAVING A COLUMN OF CORRECT ANSWER INDICIA PLACED ALONG THE MARGINAL EDGE OF THE QUIZ SHEET COMPRISING AN ANSWER OVELAY SHEET OF MATERIAL FOR FASTENING OVER THE CORRECT ANSWER INDICIA ON THE MARGINAL EDGE OF THE QUIZ SHEET, SAID OVERLAY SHEET OF MATERIAL HAVING A COLUMN OF SEPARATELY REMOVABLY ELONGATED TABS EXTENDING TO ONE MARGIN OF SAID OVERLAY SHEET AS APPLIED TO THE QUIZ SHEET AND CORRESPONDING TO DIFFERENT POSSIBLE ANSWER SELECTIONS, AND AN ADHESIVE COATING PROVIDED ON THE BACK SIDE OF SAID OVELAY SHEET FOR HOLDING SAID OVELAY SHEET TO THE QUIZ SHEET.
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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |