US3342484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable and lockable gymnasium apparatus
Assignee: Individual
•
Filing: 1963-07-18
•
Granted: 1967-09-19
•
Expires: 1983-07-18
Abstract
No abstract record available.
Inventors
- 👤 Julia M Christensen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:57
CPC Classifications
A; A63; A63B; A63B1/00; A63B1/005; A63B21/00; A63B21/16; A63B21/1618; A63B21/1627; A63B2208/00; A63B2208/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A GYMNASIUM APPARATUS COMPRISING, IN COMBINATION, A PAIR OF SUBSTANTIALLY IDENTICAL ANCHOR MEMBERS SECURED TO THE OPPOSING SURFACES OF THE JAMBS OF A DOORWAY AND THE LIKE ALONG SUBSTANTIALLY THE ENTIRE VERTICAL EXTENT OF THE DOORWAY OPENING, EACH ANCHOR MEMBER HAVING A SUBSTANTIALLY RECTANGULAR CROSS-SECTIONAL CONFIGURATION, EACH ANCHOR MEMBER DEFINING AN INTERNAL CAVITY ALONG ITS ENTIRE ELONGATE EXTENT AND HAVING FORMED THEREIN AT SPACED APART LOCATIONS ALONG ITS ELONGATE EXTENT A PLURALITY OF ALIGNED IDENTICAL APERTURES COMMUNICATING TO THE CAVITY, SAID APERTURES OPENING TOWARD AND BEING ALIGNED WITH EACH OTHER ACROSS SAID DOORWAY OPENING, EACH APERTURE CONSTITUTING AN ELONGATED SLOT ALIGNED WITH THE ELONGATE EXTENT OF THE ANCHOR MEMBER AND EACH SLOT HAVING A CIRCULARLY CON-
Claim 2
Dependent Claim
116 words
A GYMNASIUM APPARATUS COMPRISING, IN COMBINATION, A PAIR OF SUBSTANTIALLY IDENTICAL ANCHOR MEMBERS SECURED TO THE OPPOSING SURFACES OF THE JAMBS OF A DOORWAY AND THE LIKE ALONG SUBSTANTIALLY THE ENTIRE VERTICAL EXTENT OF THE DOORWAY OPENING, EACH ANCHOR MEMBER HAVING A SUBSTANTIALLY RECTANGULAR CROSS-SECTIONAL CONFIGURATION, EACH ANCHOR MEMBER DEFINING AN INTERNAL CAVITY ALONG ITS ENTIRE ELONGATE EXTENT AND HAVING FORMED THEREIN AT SPACED APART LOCATIONS ALONG ITS ELONGATE EXTENT A PLURALITY OF ALIGNED IDENTICAL APERTURES COMMUNICATING TO THE CAVITY, SAID APERTURES OPENING TOWARD AND BEING ALIGNED WITH EACH OTHER ACROSS SAID DOORWAY OPENING, EACH APERTURE CONSTITUTING AN ELONGATED SLOT ALIGNED WITH THE ELONGATE EXTENT OF THE ANCHOR MEMBER AND EACH SLOT HAVING A CIRCULARLY CON-
References Cited (Backward Citations)
US324513A
Cited
GB190311097A
Cited
US1366155A
Cited
US1493548A
Cited
US1766254A
Cited
US1702937A
Cited
US1760503A
Cited
US2226246A
Cited
US3177988A
Cited
US3069162A
Cited
US3218068A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-18 | 1971-03-20 | 1971-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-18 | 1975-03-20 | 1975-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-18 | 1979-03-20 | 1979-09-19 | $7700.00 | Window Closed / Lapsed |