US2614058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of forming reinforced hollow plastic articles
Assignee: Individual
•
Filing: 1948-06-03
•
Granted: 1952-10-14
•
Expires: 1968-06-03
Abstract
No abstract record available.
Inventors
- 👤 Richard J Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:05
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/04; B29C70/28; B29C70/30; B29C70/32; B29C70/323; B29C70/326; Y; Y10; Y10S; Y10S138/00; Y10S138/02; Y10S220/00; Y10S220/23; Y10S264/00; Y10S264/53; Y10S273/00; Y10S273/07; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/49874
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
THE METHOD OF FORMING A HOLLOW PLASTIC ARTICLE COMPRISING COATING A SUPPORT WITH AN UNCURED RESIN IN FLOWABLE CONDITION, APPLYING REINFORCEMENT IN THE FORM OF FILAMENTS TO THE COATED SUPPORT AND SPACING THE FILAMENTS FROM EACH OTHER SUFFICIENTLY SO THAT AS THEY ARE APPLIED TO THE SUPPORT THE RESIN OF THE COATING WILL SEEP OUT THROUGH THE SPACES BETWEEN THE FILAMENTS AND FORCE THE AIR AHEAD OF IT, AND THEN CURING THE RESIN OF THE ARTICLE SO FORMED.
Claim 2
Independent Claim
78 words
THE METHOD OF FORMING A HOLLOW PLASTIC ARTICLE COMPRISING COATING A SUPPORT WITH AN UNCURED RESIN IN FLOWABLE CONDITION, APPLYING REINFORCEMENT IN THE FORM OF FILAMENTS TO THE COATED SUPPORT AND SPACING THE FILAMENTS FROM EACH OTHER SUFFICIENTLY SO THAT AS THEY ARE APPLIED TO THE SUPPORT THE RESIN OF THE COATING WILL SEEP OUT THROUGH THE SPACES BETWEEN THE FILAMENTS AND FORCE THE AIR AHEAD OF IT, AND THEN CURING THE RESIN OF THE ARTICLE SO FORMED.
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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) | 1955-10-14 | 1956-04-14 | 1956-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-14 | 1960-04-14 | 1960-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-14 | 1964-04-14 | 1964-10-14 | $7700.00 | Window Closed / Lapsed |