US3077038A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instructional desk
Assignee: Williams International Corp
•
Filing: 1958-10-10
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Granted: 1963-02-12
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Expires: 1978-10-10
Abstract
No abstract record available.
Inventors
- 👤 Sam B Williams
- 👤 Jr George T Burton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:41
CPC Classifications
A; A47; A47B; A47B83/00; A47B83/02; G; G09; G09B; G09B7/00; G09B7/06; A47B2083/025; A47B2200/00; A47B2200/0066; A47B2200/0067; A47B2200/007; A47B2200/0072
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN COMBINATION, MEANS FOR POSING A SERIES OF QUESTIONS TO A STUDENT, MEANS FOR RECEIVING A TEST CARD CORRESPONDING WITH AN INDIVIDUAL STUDENT, A PLURALITY OF MANUALLY ACTUATABLE ELEMENTS REPRESENTING POSSIBLE ANSWERS TO A QUESTION, POWER-ACTUATED MEANS FOR MARKING SAID CARD "CORRECT" OR "INCORRECT" IN RESPONSE TO THE ACTUATION OF ONE OF SAID ELEMENTS, SIGNALING MEANS ASSOCIATED WITH SAID QUESTION POSING MEANS AND OPERABLE AFTER EACH QUESTION HAS BEEN POSED THEREBY, SAID SIGNALING MEANS HAVING A PLURALITY OF FORMS CORRESPONDING WITH SAID PLURALITY OF MANUALLY ACTUATABLE ELEMENTS, MEANS FOR CONCEALING SAID SIGNALING MEANS FROM THE STUDENT, AND MEANS CONNECTING SAID SIGNALING MEANS TO SAID MANUALLY ACTUATABLE ELEMENTS AND SAID MARKING MEANS WHEREBY SAID TEST CARD WILL BE MARKED "CORRECT" OR "INCORRECT" IN ACCORDANCE WITH THE STUDENT''S ANSWER TO EACH QUESTION.
Claim 2
Dependent Claim
130 words
IN COMBINATION, MEANS FOR POSING A SERIES OF QUESTIONS TO A STUDENT, MEANS FOR RECEIVING A TEST CARD CORRESPONDING WITH AN INDIVIDUAL STUDENT, A PLURALITY OF MANUALLY ACTUATABLE ELEMENTS REPRESENTING POSSIBLE ANSWERS TO A QUESTION, POWER-ACTUATED MEANS FOR MARKING SAID CARD "CORRECT" OR "INCORRECT" IN RESPONSE TO THE ACTUATION OF ONE OF SAID ELEMENTS, SIGNALING MEANS ASSOCIATED WITH SAID QUESTION POSING MEANS AND OPERABLE AFTER EACH QUESTION HAS BEEN POSED THEREBY, SAID SIGNALING MEANS HAVING A PLURALITY OF FORMS CORRESPONDING WITH SAID PLURALITY OF MANUALLY ACTUATABLE ELEMENTS, MEANS FOR CONCEALING SAID SIGNALING MEANS FROM THE STUDENT, AND MEANS CONNECTING SAID SIGNALING MEANS TO SAID MANUALLY ACTUATABLE ELEMENTS AND SAID MARKING MEANS WHEREBY SAID TEST CARD WILL BE MARKED "CORRECT" OR "INCORRECT" IN ACCORDANCE WITH THE STUDENT''S ANSWER TO EACH QUESTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-11 | 1966-08-13 | 1967-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-11 | 1970-08-13 | 1971-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-11 | 1974-08-13 | 1975-02-12 | $7700.00 | Window Closed / Lapsed |