Patent US3133631A successfully refreshed from Google Patents.
US3133631A
Expired / Lapsed
US
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Case and slide rule holder thereon
Assignee: Individual
•
Filing: 1961-09-22
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Granted: 1964-05-19
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Expires: 1981-09-22
Abstract
No abstract record available.
Inventors
- 👤 Charles E Bolden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:42
CPC Classifications
B; B42; B42F; B42F13/00; B42F13/0006; Y; Y10; Y10S; Y10S402/00; Y10S402/502
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
SLIDE RULE HOLDING MEANS COMPRISING A NORMALLY HORIZONTAL SUPPORT, A SUBSTANTIALLY U-SHAPED SLIDE RULE FRAME ASSEMBLY, SAID FRAME ASSEMBLY COMPRISING A BIGHT HAVING AN ARM PROJECTING LATERALLY FROM THE OPPOSED ENDS THEREOF, MEANS ON SAID ARMS TO RELEASABLY SECURE THE OPPOSED ENDS OF SAID SLIDE RULE THEREON WITH SAID SLIDE RULE EXTENDING THEREBETWEEN, A STRUT, UNIVERSAL JOINT MEANS CONNECTING ONE END OF SAID STRUT WITH SAID HORIZONTAL SUPPORT ADJACENT A SIDE THEREOF, AND UNIVERSAL JOINT MEANS CONNECTING THE OTHER END OF SAID STRUT WITH ONE END OF SAID
Claim 2
Dependent Claim
88 words
SLIDE RULE HOLDING MEANS COMPRISING A NORMALLY HORIZONTAL SUPPORT, A SUBSTANTIALLY U-SHAPED SLIDE RULE FRAME ASSEMBLY, SAID FRAME ASSEMBLY COMPRISING A BIGHT HAVING AN ARM PROJECTING LATERALLY FROM THE OPPOSED ENDS THEREOF, MEANS ON SAID ARMS TO RELEASABLY SECURE THE OPPOSED ENDS OF SAID SLIDE RULE THEREON WITH SAID SLIDE RULE EXTENDING THEREBETWEEN, A STRUT, UNIVERSAL JOINT MEANS CONNECTING ONE END OF SAID STRUT WITH SAID HORIZONTAL SUPPORT ADJACENT A SIDE THEREOF, AND UNIVERSAL JOINT MEANS CONNECTING THE OTHER END OF SAID STRUT WITH ONE END OF SAID
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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) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |