US3304907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hospital chart holder warning signal unit
Assignee: Algonquin Corp
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Filing: 1966-09-22
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Granted: 1967-02-21
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Expires: 1986-09-22
Abstract
No abstract record available.
Inventors
- 👤 George P Block
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:01
CPC Classifications
A; A61; A61G; A61G7/00; A61G7/05; A61G7/0503; A61G12/00; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202; Y10T24/203; Y10T24/204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A HOSPITAL CHART HOLDER WARNING SIGNAL UNIT COMPRISING, IN COMBINATION, WITH A HOSPITAL CHART HOLDER WHICH INCLUDES A TOP COVER MEMBER, (1) A RELATIVELY STATIONARY INDICIA-BEARING DISC MOUNTED ON THE UPPER SURFACE OF THE SAID TOP COVER MEMBER, (2) A MOVABLE DISC ROTATABLY MOUNTED ON THE SAID RELATIVELY STATIONARY DISC ABOVE THE LATTER, THE SAID MOVABLE DISC HAVING (A) A SIGHT OPENING THEREIN THROUGH WHICH A PORTION OF THE SAID RELATIVELY STATIONARY INDICIABEARING DISC MAY BE SEEN; AND (3) LATCHING MEANS FOR RELEASABLY LATCHING THE SAID MOVABLE DISC IN PRESELECTED POSITIONS UPON AND TO THE SAID RELATIVELY STATIONARY INDICIA-BEARING DISCS.
Claim 2
Dependent Claim
100 words
A HOSPITAL CHART HOLDER WARNING SIGNAL UNIT COMPRISING, IN COMBINATION, WITH A HOSPITAL CHART HOLDER WHICH INCLUDES A TOP COVER MEMBER, (1) A RELATIVELY STATIONARY INDICIA-BEARING DISC MOUNTED ON THE UPPER SURFACE OF THE SAID TOP COVER MEMBER, (2) A MOVABLE DISC ROTATABLY MOUNTED ON THE SAID RELATIVELY STATIONARY DISC ABOVE THE LATTER, THE SAID MOVABLE DISC HAVING (A) A SIGHT OPENING THEREIN THROUGH WHICH A PORTION OF THE SAID RELATIVELY STATIONARY INDICIABEARING DISC MAY BE SEEN; AND (3) LATCHING MEANS FOR RELEASABLY LATCHING THE SAID MOVABLE DISC IN PRESELECTED POSITIONS UPON AND TO THE SAID RELATIVELY STATIONARY INDICIA-BEARING DISCS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |