US3505933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for sealing the longitudinal seam of overlapping ends of blanks for container sides of paper
Assignee: Rissen Maschinenfabrik GmbH
•
Filing: 1966-12-27
•
Granted: 1970-04-14
•
Expires: 1986-12-27
Abstract
No abstract record available.
Inventors
- 👤 Werner Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:41
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/26; B31B50/28; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/135; B29C66/40; B29C66/41; B29C66/43; B29C66/432; B29C66/4322; B29C66/70; B29C66/72; B29C66/723; B29C66/7232; B29C66/72327; B29C66/72328; B29C66/80; B29C66/82; B29C66/822; B29C66/8221; B31B50/60; B31B50/64
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2777369A
Cited
USRE16553E
Cited
US1765779A
Cited
US2154825A
Cited
US2369205A
Cited
US2494905A
Cited
US2674929A
Cited
US2819659A
Cited
US2827837A
Cited
US3343465A
Cited
US3336847A
Cited
US3364825A
Cited
US3425325A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-13 | 1973-10-13 | 1974-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-13 | 1977-10-13 | 1978-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-13 | 1981-10-13 | 1982-04-14 | $7700.00 | Window Closed / Lapsed |