Patent US4206715A successfully refreshed from Google Patents.
Patent US3058187A successfully refreshed from Google Patents.
US3058187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing means for an aperture in an article comprised of flexible sheet material
Assignee: EIDP Inc
•
Filing: 1958-12-12
•
Granted: 1962-10-16
•
Expires: 1978-12-12
Abstract
No abstract record available.
Inventors
- 👤 Norbert O Gugen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:20
CPC Classifications
A; A41; A41F; A41F1/00; B; B63; B63C; B63C11/00; B63C11/02; B63C11/04; B63C2011/043; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/50; Y10T; Y10T24/00; Y10T24/45; Y10T24/45152; Y10T24/45157; Y10T24/45162; Y10T24/45225; Y10T24/45466
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US136983A
Cited
US610513A
Cited
USRE24613E
Cited
US631744A
Cited
US963815A
Cited
US1086039A
Cited
FR741870A
Cited
US2392085A
Cited
US2842773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |