Patent US1550387A successfully refreshed from Google Patents.
Patent US3108295A successfully refreshed from Google Patents.
US3108295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding boat
Assignee: Individual
•
Filing: 1958-10-06
•
Granted: 1963-10-29
•
Expires: 1978-10-06
Abstract
No abstract record available.
Inventors
- 👤 Schor Herbert
- 👤 Robert N Seck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:08
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/06; B63B2007/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A COLLAPSIBLE ARTICLE COMPRISING A PAIR OF SEMI-FLEXIBLE PANELS, EACH OF SAID PANELS HAVING IDENTICALLY CURVED EDGES WHEN IN SUPERIMPOSED COLLAPSED POSITION AND REVERSED CURVED EDGES WHEN IN FLAT CONTIGUOUS POSITION, A DISTORTABLE HINGE MEANS FOR JOINING SAID PANELS ALONG SAID CURVED EDGES, SAID HINGE MEANS COMPRISING A PLURALITY OF SLEEVE CLIPS, SAID CLIPS BEING DISPOSED IN SPACED REGISTERING RELATIONSHIP ALONG BOTH OF SAID CURVED EDGES TO FORM TWO CURVED LEAVES OF SAID HINGE MEANS, AND AN ELONGATED SEMI-RESILIENT PINTLE FREELY FLOATING WITHIN SAID SLEEVE CLIPS, EACH OF SAID LEAVES BEING FREELY ADJUSTABLE RELATIVE TO THE OTHER ALONG SAID COMMON PINTLE TO FLEX INTO A BOWED FORMATION WHEN SAID ARTICLE IS ERECTED FROM SUCH COLLAPSED POSITION, SAID PINTLE BEING OF GREATER LENGTH THAN SAID LEAVES TO ALLOW FULL ENGAGEMENT WITHIN SAID CLIPS DURING ADJUSTMENT OF SAID ARTILCE FROM COLLAPSED TO OPEN POSITION.
Claim 2
Dependent Claim
142 words
A COLLAPSIBLE ARTICLE COMPRISING A PAIR OF SEMI-FLEXIBLE PANELS, EACH OF SAID PANELS HAVING IDENTICALLY CURVED EDGES WHEN IN SUPERIMPOSED COLLAPSED POSITION AND REVERSED CURVED EDGES WHEN IN FLAT CONTIGUOUS POSITION, A DISTORTABLE HINGE MEANS FOR JOINING SAID PANELS ALONG SAID CURVED EDGES, SAID HINGE MEANS COMPRISING A PLURALITY OF SLEEVE CLIPS, SAID CLIPS BEING DISPOSED IN SPACED REGISTERING RELATIONSHIP ALONG BOTH OF SAID CURVED EDGES TO FORM TWO CURVED LEAVES OF SAID HINGE MEANS, AND AN ELONGATED SEMI-RESILIENT PINTLE FREELY FLOATING WITHIN SAID SLEEVE CLIPS, EACH OF SAID LEAVES BEING FREELY ADJUSTABLE RELATIVE TO THE OTHER ALONG SAID COMMON PINTLE TO FLEX INTO A BOWED FORMATION WHEN SAID ARTICLE IS ERECTED FROM SUCH COLLAPSED POSITION, SAID PINTLE BEING OF GREATER LENGTH THAN SAID LEAVES TO ALLOW FULL ENGAGEMENT WITHIN SAID CLIPS DURING ADJUSTMENT OF SAID ARTILCE FROM COLLAPSED TO OPEN 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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |