US3404720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cured elastomeric articles
Assignee: Dunlop Rubber Co Ltd
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Filing: 1965-08-04
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Granted: 1968-10-08
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Expires: 1985-08-04
Abstract
No abstract record available.
Inventors
- 👤 Fletcher Henry Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:45
CPC Classifications
B; B29; B29D; B29D22/00; B29D22/02; B60; B60C; B60C5/00; B60C9/00; B60C9/02; B60C9/04; B60C9/06; B29K; B29K2021/00; B60C2200/00; B60C2200/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
AN INFLATABLE CURED ELASTOMERIC ARTICLE COMPRISING A CURED ELASTOMER AND AN INTERNAL REINFORCEMENT OF FILAMENTARY FABRIC IN BONDED ENGAGEMENT WITH SAID ELASTOMER, SAID FILAMENTARY FABRIC COMPRISING AT LEAST ONE FILAMENT EXTENDING THROUGH ITS LENGTH WITHIN SAID ELASTOMER AND HELD IN A LONGITUDINALLY COMPRESSED CONDITION BY THE ELESTOMER IN THE DELFATED CONDITION OF THE ARTICLE, SAID ELASTOMER BEING RESILIENTLY EXTENSIBLE TO LONGITUDINALLY DECOMPRESS THE SAID FILAMENT UPON INFLATION OF THE ARTICLE AND RESILIENTLY CONTRACTABLE TO RECOMPRESS LONGITUDINALLY THE SAID FILAMENT UPON DEFLATION OF THE ARTICLE.
Claim 2
Dependent Claim
84 words
AN INFLATABLE CURED ELASTOMERIC ARTICLE COMPRISING A CURED ELASTOMER AND AN INTERNAL REINFORCEMENT OF FILAMENTARY FABRIC IN BONDED ENGAGEMENT WITH SAID ELASTOMER, SAID FILAMENTARY FABRIC COMPRISING AT LEAST ONE FILAMENT EXTENDING THROUGH ITS LENGTH WITHIN SAID ELASTOMER AND HELD IN A LONGITUDINALLY COMPRESSED CONDITION BY THE ELESTOMER IN THE DELFATED CONDITION OF THE ARTICLE, SAID ELASTOMER BEING RESILIENTLY EXTENSIBLE TO LONGITUDINALLY DECOMPRESS THE SAID FILAMENT UPON INFLATION OF THE ARTICLE AND RESILIENTLY CONTRACTABLE TO RECOMPRESS LONGITUDINALLY THE SAID FILAMENT UPON DEFLATION OF THE ARTICLE.
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) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |