US3228157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Movable partitions
Assignee: MOVABLE WALLS CORP
•
Filing: 1964-04-13
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Granted: 1966-01-11
•
Expires: 1984-04-13
Abstract
No abstract record available.
Inventors
- 👤 Jacobson Bona Rose
- 👤 Curt P Teller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:04
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/74; E04B2/7407; E04B2/7416; E04B2/7433; E04B2/7435
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
132 words
IN A MODULAR PARTITION STRUCTURE; A PAIR OF SPACED SUPPORTING POSTS HAVING SIDE SURFACES; A PANEL FITTING BETWEEN THE POSTS, AND HAVING OPPOSITE SIDES EDGES ENGAGING SAID SIDE SURFACES OF THE RESPECTIVE POSTS; SAID PANEL HAVING A LOWER EDGE; A SUSPENSION ELEMENT FOR EACH POST DETACHABLY MOUNTED AT THE SIDE SURFACE OF THE CORRESPONDING POST AND IN FIXED POSITION ALONG THE POST; SAID PANEL HAVING DOWNWARDLY OPENING LATCHING RECESS IN ITS LOWER EDGE INTO WHICH SAID SUSPENSION ELEMENTS ARE RESPECTIVELY RECEIVED FOR RELEASABLY THE LOWER END OF SAID PANE; SAID PANEL BEARING UPON SAID SUSPENSION ELEMENTS WHEREBY THE SUSPENSION ELEMENT VERTICALLY SUPPORT THE PANEL; SAID PANEL CLEARING SAID SUSPENSION ELEMENTS UPON UPWARD MOVEMENT OF THE PANEL WHEREBY THE PANEL MAY BE REMOVED FROM BETWEEN THE POSTS WHILE THE POSTS ARE IN PLACE.
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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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |