US3392890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pliable material supporting method and apparatus
Assignee: Individual
•
Filing: 1963-09-13
•
Granted: 1968-07-16
•
Expires: 1983-09-13
Abstract
No abstract record available.
Inventors
- 👤 William D Cramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:46
CPC Classifications
D; D06; D06J; D06J1/00; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1051
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
121 words
APPARATUS FOR SUPPORTING THE HEM OF A PLIABLE SHEET MATERIAL HAVING A SHOULDER OF THE HEM, SAID APPARATUS COMPRISING; A MEMBER HAVING A SHOULDER PROJECTING HORIZONTALLY THEREFROM AT A POSITION SPACED FROM THE TOP THEREOF ADAPTED TO LIE UNDER SAID SHOULDER OF THE HEM; MEANS LOCATED ADJACENT TO SAID MEMBER TO HOLD SAID HEM AGAINST SAID MEMBER, WHEREBY SAID MATERIAL IS SUPPORTED ON SAID MEMBER SHOULDER AT SAID SHOULDER OF THE HEM; AT LEAST TWO PROJECTION MEANS MOUNTED ADJACENT SAID MEMBER MOVABLE TOWARD AND AWAY FROM SAID MEMBER ABOVE SAID MEMBER SHOULDER TO PRESS FORCEABLY SAID HEM AGAINST SAID MEMBER AND MOVABLE LATERALLY RELATIVE ONE TO ANOTHER TO GATHER SAID HEM INTO A FOLD WHILE HOLDING SAID HEM AGAINST SAID MEMBER.
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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) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |