US3248807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spherical paperboard device
Assignee: Individual
•
Filing: 1964-01-16
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Granted: 1966-05-03
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Expires: 1984-01-16
Abstract
No abstract record available.
Inventors
- 👤 Alexander G Janus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:38
CPC Classifications
G; G09; G09B; G09B27/00; G09B27/08; Y; Y10; Y10S; Y10S206/00; Y10S206/822
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
FLEXIBLE SPHERICAL PANEL SEGMENTS ADAPTED TO BE SERAILLY JOINED ALONG THE LATERAL EDGE SURFACES THEREOF TO FORM A CLOSED SPHERICAL SHELL, EACH OF SAID PANEL SEGMENTS COMPRISING: (A) A SPHERICAL SEGMENT FACE PANEL PORTION REPRESENTING ONE GORE OF THE SPHERICAL SHELL TO BE FORMED, (B) A PLURALITY OF FIRST AND SECOND ELONGATED TAB MEMBERS EXTENDING LATERALLY OUTWARDLY AND IN OPPOSITELY DISPOSED RELATIONSHIP FROM EACH LATERAL EDGE OF SAID FACE PANEL PORTION AND ADJOINING SAID FACE ALONG A LATERAL SEAM, EACH TAB BEING FOLDABLE UPON ITSELF, HAVING INTERLOCKING MEANS ADAPTED TO ENGAGE AN OPPOSITELY DISPOSED TAB IN LOCKING RELATIONSHIP ONE WITH ANOTHER, AT LEAST ONE LOCKING EAR FORMED IN A FIRST ELONGATED TAB MEMBER AND DISPOSED ADJACENT TO SAID LATERAL SEAM, AT LEAST ONE LOCKING SLOT IN A SECOND ELONGATED TAB MEMBER AND DISPOSED ADJACENT TO RECEIVE LATERAL SEAM, AND BEING FURTHER ARANGED TO RECEIVE A LOCKING EAR IN COOPERATIVE RELATIONSHIP THEREWITH.
Claim 2
Dependent Claim
151 words
FLEXIBLE SPHERICAL PANEL SEGMENTS ADAPTED TO BE SERAILLY JOINED ALONG THE LATERAL EDGE SURFACES THEREOF TO FORM A CLOSED SPHERICAL SHELL, EACH OF SAID PANEL SEGMENTS COMPRISING: (A) A SPHERICAL SEGMENT FACE PANEL PORTION REPRESENTING ONE GORE OF THE SPHERICAL SHELL TO BE FORMED, (B) A PLURALITY OF FIRST AND SECOND ELONGATED TAB MEMBERS EXTENDING LATERALLY OUTWARDLY AND IN OPPOSITELY DISPOSED RELATIONSHIP FROM EACH LATERAL EDGE OF SAID FACE PANEL PORTION AND ADJOINING SAID FACE ALONG A LATERAL SEAM, EACH TAB BEING FOLDABLE UPON ITSELF, HAVING INTERLOCKING MEANS ADAPTED TO ENGAGE AN OPPOSITELY DISPOSED TAB IN LOCKING RELATIONSHIP ONE WITH ANOTHER, AT LEAST ONE LOCKING EAR FORMED IN A FIRST ELONGATED TAB MEMBER AND DISPOSED ADJACENT TO SAID LATERAL SEAM, AT LEAST ONE LOCKING SLOT IN A SECOND ELONGATED TAB MEMBER AND DISPOSED ADJACENT TO RECEIVE LATERAL SEAM, AND BEING FURTHER ARANGED TO RECEIVE A LOCKING EAR IN COOPERATIVE RELATIONSHIP THEREWITH.
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |