Patent US3298634A successfully refreshed from Google Patents.
US3298634A
Expired / Lapsed
US
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Assignee: Individual
•
Filing: 1965-03-05
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Granted: 1967-01-17
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Expires: 1985-03-05
Abstract
No abstract record available.
Inventors
- 👤 Kantor John
- 👤 Sharenow Moses
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:40
CPC Classifications
B; B64; B64B; B64B1/00; B64B1/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
A HIGH RISE, RAPID ASCENT BALLOON ASSEMBLY COMPRISING IN COMBINATION A STREAMLINE BALLOON INCLUDING A FIRST SPHERICAL BALLOON HAVING AN APPENDED CONICAL TAIL SECTION AND A NECK PORTION, AND A SECOND BALLOON OF GENERAL SPHERICAL CONFIGURATION ENTIRELY CONTAINED WITHIN SAID FIRST SPHERICAL BALLOON EXCEPT FOR THE NECK PORTION OF SAID SECOND BALLOON WHICH EXTENDS OUTWARDLY OF THE NECK PORTION OF SAID FIRST BALLOON TO PERMIT INFLATION OF SAID SECOND SPHERICAL BALLOON, AND WHEREIN SAID FIRST SPHERICAL BALLOON AND ITS APPENDED TAIL SECTION HAS AN ULTIMATE BURSTING ELONGATION FACTOR LESSER THAN SAID SECOND BALLOON WHEREBY SAID FIRST SPHERICAL BALLOON AND ITS APPENDED TAIL SECTION WILL BURST ALONE AT A PREDETERMINED HEIGHT TO PERMIT ESCAPE AND THE FREE RISE OF SAID SECOND SPHERICAL BALLOON.
Claim 2
Dependent Claim
122 words
A HIGH RISE, RAPID ASCENT BALLOON ASSEMBLY COMPRISING IN COMBINATION A STREAMLINE BALLOON INCLUDING A FIRST SPHERICAL BALLOON HAVING AN APPENDED CONICAL TAIL SECTION AND A NECK PORTION, AND A SECOND BALLOON OF GENERAL SPHERICAL CONFIGURATION ENTIRELY CONTAINED WITHIN SAID FIRST SPHERICAL BALLOON EXCEPT FOR THE NECK PORTION OF SAID SECOND BALLOON WHICH EXTENDS OUTWARDLY OF THE NECK PORTION OF SAID FIRST BALLOON TO PERMIT INFLATION OF SAID SECOND SPHERICAL BALLOON, AND WHEREIN SAID FIRST SPHERICAL BALLOON AND ITS APPENDED TAIL SECTION HAS AN ULTIMATE BURSTING ELONGATION FACTOR LESSER THAN SAID SECOND BALLOON WHEREBY SAID FIRST SPHERICAL BALLOON AND ITS APPENDED TAIL SECTION WILL BURST ALONE AT A PREDETERMINED HEIGHT TO PERMIT ESCAPE AND THE FREE RISE OF SAID SECOND SPHERICAL BALLOON.
References Cited (Backward Citations)
US2844366A
Cited
US3184742A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |