US2518326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inflatable form for dipped rubber articles
Assignee: Individual
•
Filing: 1947-06-03
•
Granted: 1950-08-08
•
Expires: 1967-06-03
Abstract
No abstract record available.
Inventors
- 👤 Ingram George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:44
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/34; B29C41/38; B29C41/02; B29C41/14; B29K; B29K2021/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A FORMER FOR USE IN THE MANUFACTURE OF DIPPED RUBBER ARTICLES HAVING A NECK, COMPRISING AN ENVELOPE MADE OF SUBSTANTIALLY IMPERVIOUS FLEXIBLE SHEET MATERIAL AND ALSO HAVING A NECK, A TUBULAR RIGID STEM PASSING THROUGH THE NECK OF THE ENVELOPE, TUBULAR FLEXIBLE ARMS COMMUNICATING WITH AND RADIATING FROM THE LOWER END OF SAID STEM IN DIFFERENT DIRECTIONS AND ARRANGED TO FORM BRANCH CONTINUATIONS OF THE STEM BORE, SAID ARMS BEING CLOSED AT THEIR OUTER ENDS AND ADAPTED TO BE INFLATED BY WAY OF THE TUBULAR STEM AND TO BE THEREBY STIFFENED TO SERVE AS A BRACING MEANS FOR THE ENVELOPE TO MAINTAIN SAME IN A TAUT DISTENDED OR EXPANDED CONDITION AND BEING ADAPTED ON DEFLATION TO ALLOW THE ENVELOPE TO COLLAPSE READILY TO PERMIT OF SAID ENVELOPE BEING WITHDRAWN THROUGH THE NECK OF THE FORMED ARTICLE.
Claim 2
Dependent Claim
136 words
A FORMER FOR USE IN THE MANUFACTURE OF DIPPED RUBBER ARTICLES HAVING A NECK, COMPRISING AN ENVELOPE MADE OF SUBSTANTIALLY IMPERVIOUS FLEXIBLE SHEET MATERIAL AND ALSO HAVING A NECK, A TUBULAR RIGID STEM PASSING THROUGH THE NECK OF THE ENVELOPE, TUBULAR FLEXIBLE ARMS COMMUNICATING WITH AND RADIATING FROM THE LOWER END OF SAID STEM IN DIFFERENT DIRECTIONS AND ARRANGED TO FORM BRANCH CONTINUATIONS OF THE STEM BORE, SAID ARMS BEING CLOSED AT THEIR OUTER ENDS AND ADAPTED TO BE INFLATED BY WAY OF THE TUBULAR STEM AND TO BE THEREBY STIFFENED TO SERVE AS A BRACING MEANS FOR THE ENVELOPE TO MAINTAIN SAME IN A TAUT DISTENDED OR EXPANDED CONDITION AND BEING ADAPTED ON DEFLATION TO ALLOW THE ENVELOPE TO COLLAPSE READILY TO PERMIT OF SAID ENVELOPE BEING WITHDRAWN THROUGH THE NECK OF THE FORMED ARTICLE.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) | 1953-08-07 | 1954-02-06 | 1954-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-07 | 1958-02-06 | 1958-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-07 | 1962-02-06 | 1962-08-08 | $7700.00 | Window Closed / Lapsed |