US3147872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction apparatus for picking up various shaped articles, especially paper rolls
Assignee: Hyster Co
•
Filing: 1960-10-24
•
Granted: 1964-09-08
•
Expires: 1980-10-24
Abstract
No abstract record available.
Inventors
- 👤 John E Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:11
CPC Classifications
B; B66; B66F; B66F9/00; B66F9/06; B66F9/075; B66F9/12; B66F9/18; B66F9/181
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A SUCTION HEAD COMPRISING A BASE MEMBER, A SEALING MEMBER ON SAID MEMBER DEFINING AT LEAST ONE ENCIRCLED AREA, A PLATE-LIKE LOAD ENGAGING MEMBER SEPARATE FROM SAID SEALING MEMBER AND DISPOSED WITHIN SAID AREA AND MOUNTED ON SAID BASE MEMBER, SAID MEMBER BEING FLEXIBLE TO TEND TO CONFORM TO THE SHAPE OF THE LOAD ENGAGED, SAID MEMBER BEING OF A SIZE TO SUBSTANTIALLY FILL SAID AREA.
Claim 2
Dependent Claim
66 words
A SUCTION HEAD COMPRISING A BASE MEMBER, A SEALING MEMBER ON SAID MEMBER DEFINING AT LEAST ONE ENCIRCLED AREA, A PLATE-LIKE LOAD ENGAGING MEMBER SEPARATE FROM SAID SEALING MEMBER AND DISPOSED WITHIN SAID AREA AND MOUNTED ON SAID BASE MEMBER, SAID MEMBER BEING FLEXIBLE TO TEND TO CONFORM TO THE SHAPE OF THE LOAD ENGAGED, SAID MEMBER BEING OF A SIZE TO SUBSTANTIALLY FILL SAID AREA.
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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) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |