US3071127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Catapult device
Assignee: Individual
•
Filing: 1961-12-14
•
Granted: 1963-01-01
•
Expires: 1981-12-14
Abstract
No abstract record available.
Inventors
- 👤 Spack Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:19
CPC Classifications
F; F41; F41B; F41B3/00; F41B3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A CATAPULT DEVICE COMPRISING IN COMBINATION: A SUBSTANTIALLY RIGID ELONGATED BODY PORTION, A DISTORTABLE ELASTIC LOOP ATTACHED TO ONE END OF SAID BODY PORTION, MEANS COUPLED ADJACENT SAID ONE END AND BEING ELASTICALLY DISTORTABLE BY ENGAGEMENT WITH SAID LOOP WHEN THE LATTER IS DISTORTED IN A DIRECTION NON-PARALLEL TO THE LONGITUDINAL AXIS OF SAID BODY PORTION, SAID MEANS AND SAID LOOP BEING SO FORMED THAT THE INHERENT RESILIENT FORCE TENDING TO RESTORE SAID MEANS TO ITS ORIGINAL CONFIGURATION FOLLOWING DISTORTION THEREOF IS SUBSTANTIALLY GREATER THAN THE INHERENT RESILIENT FORCE TENDING TO RESTORE SAID LOOP TO ITS ORIGINAL CONFIGURATION FOLLOWING DISTORTION OF SAID LOOP.
Claim 2
Dependent Claim
103 words
A CATAPULT DEVICE COMPRISING IN COMBINATION: A SUBSTANTIALLY RIGID ELONGATED BODY PORTION, A DISTORTABLE ELASTIC LOOP ATTACHED TO ONE END OF SAID BODY PORTION, MEANS COUPLED ADJACENT SAID ONE END AND BEING ELASTICALLY DISTORTABLE BY ENGAGEMENT WITH SAID LOOP WHEN THE LATTER IS DISTORTED IN A DIRECTION NON-PARALLEL TO THE LONGITUDINAL AXIS OF SAID BODY PORTION, SAID MEANS AND SAID LOOP BEING SO FORMED THAT THE INHERENT RESILIENT FORCE TENDING TO RESTORE SAID MEANS TO ITS ORIGINAL CONFIGURATION FOLLOWING DISTORTION THEREOF IS SUBSTANTIALLY GREATER THAN THE INHERENT RESILIENT FORCE TENDING TO RESTORE SAID LOOP TO ITS ORIGINAL CONFIGURATION FOLLOWING DISTORTION OF SAID LOOP.
References Cited (Backward Citations)
GB628041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |