Patent US3307541A successfully refreshed from Google Patents.
US3307541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heart and lung resuscitator
Assignee: Individual
•
Filing: 1963-05-01
•
Granted: 1967-03-07
•
Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 Carl E Hewson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:08
CPC Classifications
A; A61; A61H; A61H31/00; A61H31/004; A61H31/005; A61H31/006; A61M; A61M16/00; A61M16/021; A61H2201/00; A61H2201/12; A61H2201/1238
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A HEART-LUNG RESUSCITATOR COMPRISING MEANS INCLUDING A DUCT AND FITTING ADAPTED TO BE CONNECTED TO AN OXYGEN SOURCE FOR INTRODUCING OXYGEN INTO THE LUNGS OF A PATIENT, VOLUME CONTROLLING MEANS SECURED TO THE FIRST NAMED MEANS FOR CONTROLLING THE VOLUME OF OXYGEN DIRECTED TO THE PATIENT''S LUNGS, PNEUMATICALLY ACTUATED MEANS FOR APPLYING A COMPRESSIVE LOAD TO THE CHEST OF A PATIENT, A SHOULDER LIFT ADAPTED TO SUPPORT THE SHOULDERS OF A PATIENT WITH THE PATIENT''S HEAD BACK TO OPEN THE AIRWAYS, STRAP MEANS SECURED TO THE SHOULDER LIFT AND THE PNEUMATICALLY ACTUATED MEANS FOR ORIENTING SAID MEANS IN A FIXED POSITION WITH RESPECT TO THE CHEST OF A PATIENT DISPOSED ON THE LIFT, AND MEANS CONNECTED TO THE OXYGEN SOURCE AND DRIVEN BY THE OXYGEN AND OPERATIVELY CONNECTED TO THE FIRST NAMED MEANS AND TO THE PNEUMATICALLY ACTUATED MEANS AND INTERMITTENTLY ACTIVATING THE FIRST NAMED MEANS AND THE PNEUMATICALLY ACTUATED MEANS WITH ACTUATION OF SAID FIRST NAMED MEANS OCCURRING DURING EVERY FIFTH DEACTIVATION OF THE PNEUMATICALLY ACTUATED MEANS.
Claim 2
Dependent Claim
168 words
A HEART-LUNG RESUSCITATOR COMPRISING MEANS INCLUDING A DUCT AND FITTING ADAPTED TO BE CONNECTED TO AN OXYGEN SOURCE FOR INTRODUCING OXYGEN INTO THE LUNGS OF A PATIENT, VOLUME CONTROLLING MEANS SECURED TO THE FIRST NAMED MEANS FOR CONTROLLING THE VOLUME OF OXYGEN DIRECTED TO THE PATIENT''S LUNGS, PNEUMATICALLY ACTUATED MEANS FOR APPLYING A COMPRESSIVE LOAD TO THE CHEST OF A PATIENT, A SHOULDER LIFT ADAPTED TO SUPPORT THE SHOULDERS OF A PATIENT WITH THE PATIENT''S HEAD BACK TO OPEN THE AIRWAYS, STRAP MEANS SECURED TO THE SHOULDER LIFT AND THE PNEUMATICALLY ACTUATED MEANS FOR ORIENTING SAID MEANS IN A FIXED POSITION WITH RESPECT TO THE CHEST OF A PATIENT DISPOSED ON THE LIFT, AND MEANS CONNECTED TO THE OXYGEN SOURCE AND DRIVEN BY THE OXYGEN AND OPERATIVELY CONNECTED TO THE FIRST NAMED MEANS AND TO THE PNEUMATICALLY ACTUATED MEANS AND INTERMITTENTLY ACTIVATING THE FIRST NAMED MEANS AND THE PNEUMATICALLY ACTUATED MEANS WITH ACTUATION OF SAID FIRST NAMED MEANS OCCURRING DURING EVERY FIFTH DEACTIVATION OF THE PNEUMATICALLY ACTUATED MEANS.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |