US3089260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Answer guard
Assignee: Individual
•
Filing: 1960-09-26
•
Granted: 1963-05-14
•
Expires: 1980-09-26
Abstract
No abstract record available.
Inventors
- 👤 Robert T Gray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:40
CPC Classifications
A; A63; A63F; A63F9/00; A63F9/18; G; G09; G09B; G09B3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN COMBINATION, A MULTIPLE CHOICE SCORING SHEET HAVING PROBLEM INDICIA, EACH HAVING ANSWER INDICES; A RECTANGULAR SHAPED ANSWER GUARD DISPOSED ABOVE THE SCORING SHEET, SAID GUARD HAVING PERFORATIONS ALIGNED WITH EACH ANSWER INDEX OF SUFFICIENT WIDTH THROUGHOUT THE DEPTH OF THE GUARD FOR THE EXTENSION OF A MARKING DEVICE THERETHROUGH, SAID GUARD BEING SUFFICIENTLY THICK TO ALLOW SAID SCORING SECTIONS OF THE SCORING SHEET TO BE VIEWED ONLY IN AN AREA SUBSTANTIALLY DIRECTLY ABOVE SAID SCORING SHEET; AND MEANS FOR RETAINING SAID SCORING SHEET BELOW THE GUARD IN PROPER REGISTRY, BOTH LONGITUDINALLY AND LATERALLY, WITH THE PERFORATIONS IN THE GUARD, SAID MEANS CONSISTING OF LEDGES EXTENDING DOWNWARDLY FROM THE GUARD AT THE FOUR EXTREME EDGES THEREOF, SAID LEDGES HAVING A DEPTH AT LEAST EQUAL TO THE THICKNESS OF THE SCORING SHEET.
Claim 2
Dependent Claim
131 words
IN COMBINATION, A MULTIPLE CHOICE SCORING SHEET HAVING PROBLEM INDICIA, EACH HAVING ANSWER INDICES; A RECTANGULAR SHAPED ANSWER GUARD DISPOSED ABOVE THE SCORING SHEET, SAID GUARD HAVING PERFORATIONS ALIGNED WITH EACH ANSWER INDEX OF SUFFICIENT WIDTH THROUGHOUT THE DEPTH OF THE GUARD FOR THE EXTENSION OF A MARKING DEVICE THERETHROUGH, SAID GUARD BEING SUFFICIENTLY THICK TO ALLOW SAID SCORING SECTIONS OF THE SCORING SHEET TO BE VIEWED ONLY IN AN AREA SUBSTANTIALLY DIRECTLY ABOVE SAID SCORING SHEET; AND MEANS FOR RETAINING SAID SCORING SHEET BELOW THE GUARD IN PROPER REGISTRY, BOTH LONGITUDINALLY AND LATERALLY, WITH THE PERFORATIONS IN THE GUARD, SAID MEANS CONSISTING OF LEDGES EXTENDING DOWNWARDLY FROM THE GUARD AT THE FOUR EXTREME EDGES THEREOF, SAID LEDGES HAVING A DEPTH AT LEAST EQUAL TO THE THICKNESS OF THE SCORING SHEET.
References Cited (Backward Citations)
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Cited
US1915653A
Cited
US1928565A
Cited
US2228331A
Cited
US2525837A
Cited
US2503130A
Cited
US3054196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |