Patent US2700104A successfully refreshed from Google Patents.
Patent US3308916A successfully refreshed from Google Patents.
US3308916A
Expired / Lapsed
US
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Changeable type
Assignee: SCM Corp
•
Filing: 1965-05-17
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Granted: 1967-03-14
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Floyd H Canny
- 👤 Aaron C Zeamer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:24
CPC Classifications
F; F23; F23B; F23B1/00; F23B1/30; F23B1/36; B; B41; B41J; B41J1/00; B41J1/04; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A TYPE BAR ASSEMBLY FOR TYPEWRITERS OR THE LIKE COMPRISING: (A) A REMOVABLE HOLLOW TYPE ELEMENT HAVING AT LEAST ONE CHARACTER FORMED ON A FACE THEREOF AND HAVING A LUG INTERGALLY PROJECTING FROM THE BACK SIDE OF SAID FACE; (B) A TYPE BAR HAVING A LUG MATCHING RECESS NEAR ONE END AND ON THE FRONT SIDE THEREOF FOR RECEIVING SAID TYPE ELEMENT LUG WHEN ASSEMBLED THEREWITH THEREBY ALIGNING SAID TYPE ELEMENT WITH RESPECT TO SAID TYPE BAR; (C) A SPRING SUPPORTED BY SAID TYPE ELEMENT WITHIN THE HOLLOW THEREOF HAVING A FREE END CONTACTING THE REAR SIDE OF SAID TYPE BAR FOR SECURING SAID TYPE ELEMENT TO SAID TYPE BAR IN SAID ALIGNED RELATIONSHIP; AND (D) AN ABUTMENT FORMED FROM SAID TYPE ELEMENT AND LOCATED ADJACENT AND NORMALLY OUT OF CONTACT FROM THE REAR SIDE OF SAID TYPE BAR TO SUBSTANTIALLY TRAP SAID TYPE BAR BETWEEN SAID LUG AND SAID ABUTMENT THUS PREVENTING ACCIDENTAL REMOVAL OF SAID TYPE ELEMENT FROM SAID TYPE BAR BY SAID ABUTMENT CONTACTING SAID TYPE BAR WHEN THE TYPE BAR ASSEMBLY IS ACTUATED UNDER ADVERSE CONDITIONS.
Claim 2
Dependent Claim
180 words
A TYPE BAR ASSEMBLY FOR TYPEWRITERS OR THE LIKE COMPRISING: (A) A REMOVABLE HOLLOW TYPE ELEMENT HAVING AT LEAST ONE CHARACTER FORMED ON A FACE THEREOF AND HAVING A LUG INTERGALLY PROJECTING FROM THE BACK SIDE OF SAID FACE; (B) A TYPE BAR HAVING A LUG MATCHING RECESS NEAR ONE END AND ON THE FRONT SIDE THEREOF FOR RECEIVING SAID TYPE ELEMENT LUG WHEN ASSEMBLED THEREWITH THEREBY ALIGNING SAID TYPE ELEMENT WITH RESPECT TO SAID TYPE BAR; (C) A SPRING SUPPORTED BY SAID TYPE ELEMENT WITHIN THE HOLLOW THEREOF HAVING A FREE END CONTACTING THE REAR SIDE OF SAID TYPE BAR FOR SECURING SAID TYPE ELEMENT TO SAID TYPE BAR IN SAID ALIGNED RELATIONSHIP; AND (D) AN ABUTMENT FORMED FROM SAID TYPE ELEMENT AND LOCATED ADJACENT AND NORMALLY OUT OF CONTACT FROM THE REAR SIDE OF SAID TYPE BAR TO SUBSTANTIALLY TRAP SAID TYPE BAR BETWEEN SAID LUG AND SAID ABUTMENT THUS PREVENTING ACCIDENTAL REMOVAL OF SAID TYPE ELEMENT FROM SAID TYPE BAR BY SAID ABUTMENT CONTACTING SAID TYPE BAR WHEN THE TYPE BAR ASSEMBLY IS ACTUATED UNDER ADVERSE CONDITIONS.
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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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |