Patent US3334951A successfully refreshed from Google Patents.
US3334951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Examining tables
Assignee: Affiliated Hospital Products Inc
•
Filing: 1965-08-20
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Granted: 1967-08-08
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Expires: 1985-08-20
Abstract
No abstract record available.
Inventors
- 👤 Jr John Douglass
- 👤 George R Chervenka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:00
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/0018
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A PHYSICIAN''S EXAMINING TABLE COMPRISING A BASE SECTION, A CABINET SECTION CARRIED BY SAID BASE SECTION, A BODY SUPPORTING MEANS OPERATIVELY CARRIED BY SAID CABINET SECTION AND INCLUDING BACK AND SEAT SECTIONS HINGEDLY SECURED TO SAID CABINET SECTION FOR MOVEMENT FROM A HORIZONTAL POSITION TO ANGULATED POSITIONS, A COUNTERBALANCING ARM ROTATIVELY MOUNTED ON THE CABINET SECTION AND HAVING ITS ONE END IN ENGAGEMENT WITH THE UNDERSURFACE OF THE BACK SECTION, THE COUNTERBALANCING ARM BEING PRESENTED AT AN ACUTE ANGLE WITH RESPECT TO THE BACK SECTION WHEN THE BACK SECTION IS IN THE HORIZONTAL POSITION, A COUNTERBALANCING SPRING INTERCONNECTING THE CABINET SECTION AND COUNTERBALANCING ARM FOR URGING THE ARM AGAINST THE BACK SECTION SO AS TO EXERT A FORCE THERE WHICH IS IN OPPOSITION TO THE DOWNWARDLY PRESENT FORCE CREATED BY THE WEIGHT OF THE BACK SECTION, AND LOCKING MEANS FOR OPTIONALLY HOLDING SAID BACK SECTION IN A DESIRED ANGULATED POSITION.
Claim 2
Dependent Claim
150 words
A PHYSICIAN''S EXAMINING TABLE COMPRISING A BASE SECTION, A CABINET SECTION CARRIED BY SAID BASE SECTION, A BODY SUPPORTING MEANS OPERATIVELY CARRIED BY SAID CABINET SECTION AND INCLUDING BACK AND SEAT SECTIONS HINGEDLY SECURED TO SAID CABINET SECTION FOR MOVEMENT FROM A HORIZONTAL POSITION TO ANGULATED POSITIONS, A COUNTERBALANCING ARM ROTATIVELY MOUNTED ON THE CABINET SECTION AND HAVING ITS ONE END IN ENGAGEMENT WITH THE UNDERSURFACE OF THE BACK SECTION, THE COUNTERBALANCING ARM BEING PRESENTED AT AN ACUTE ANGLE WITH RESPECT TO THE BACK SECTION WHEN THE BACK SECTION IS IN THE HORIZONTAL POSITION, A COUNTERBALANCING SPRING INTERCONNECTING THE CABINET SECTION AND COUNTERBALANCING ARM FOR URGING THE ARM AGAINST THE BACK SECTION SO AS TO EXERT A FORCE THERE WHICH IS IN OPPOSITION TO THE DOWNWARDLY PRESENT FORCE CREATED BY THE WEIGHT OF THE BACK SECTION, AND LOCKING MEANS FOR OPTIONALLY HOLDING SAID BACK SECTION IN A DESIRED ANGULATED POSITION.
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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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |