US2763031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making hollow articles with inserts
Assignee: Sun Rubber Co
•
Filing: 1952-08-02
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Granted: 1956-09-18
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Expires: 1972-08-02
Abstract
No abstract record available.
Inventors
- 👤 Rekettye Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:33
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/12; A; A63; A63H; A63H3/00; A63H3/36; A63H3/38; B29C70/00; B29C70/68; B29C41/00; B29C41/02; B29C41/04; B29L; B29L2031/00; B29L2031/52; B29L2031/5209; B29L2031/5218; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1999725A
Cited
US2181694A
Cited
US2425510A
Cited
US2511110A
Cited
US2465276A
Cited
US2629134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |