Patent US7840543 - Method for sharing groups of objects

USO07840543B2

(12) Ulllted States Patent (10) Patent N0.: US 7,840,543 B2 Guiheneuf et al. (45) Date of Patent: Nov. 23, 2010 (54) METHOD FOR SHARING GROUPS OF FQREIGN PATENT DQCUMENTS OBJECTS EP 0276427 A2 8/1988 (75) Inventors: Bertrand Guiheneuf, Paris (FR); (Continued) Sébastien Maury, Paris (FR); Olivier Gutknecht, Paris (FR); Julien Jalon, OTHER PUBLICATIONS Paris (FR); S90“ Ryder, Cupertino, CA Lamport, Leslie “Time, Clocks, and the Ordering of Events in A (US) Distributed System”, Communications of the ACM, Jul. 1978, vol. 21, N0. 7, pp. 558-565. (73) Assignee: Apple Inc., Cupertino, CA (US) SyncML White Papers, “Building an Industry-Wide Mobile Data S h ' t' P t l”,V ' l.0,dt tlt th J .2000, ( * ) Notice: Subject to any disclaimer, the term of this p1>>,.n14.rOmZa Ion IO O00 erslon a eno a er an un patent is extended or adjusted under 35 U.S.C. l54(b) by 331 days. (C°m‘n“ed) Primary Examiner—Pierre M Vital (21) APP1~ N0-3 12/0605146 Assistant Examiner—Christopher J Raab _ (74) Attorney, Agent, or Firm—Blakely, Sokoloff, Taylor & (22) Filed: Mar. 31, 2008 Zafman LLP (65) PI‘i0l‘ Publication Data (57) ABSTRACT Us 2008/0243948 A1 Oct 2’ 2008 A method of sharing a group of one or more objects between . . a plurality of users, in which one or more of said plurality of Related U's' Apphcatlon Data users is able to change parameter data of at least one said (63) Continuation of application No. 10/853,546, filed on object. The method comprises storing at least one version of May 24, 2004, nQW Pap NQ_ 7,383,291 each said object; when an object is changed, creating a new version of the object, the new version of the object comprising (51) Int, C], additional data relating to the creation of the new version; G06}? 7/00 (2()()6_()1) storing the new version of the object together with any version (52) U.S. Cl. ..................... .. 707/695; 707/638; 715/765; °fFha‘°bJe°‘bef°re,‘he°h*“%ge; Pr°V1d1nga11““:“1°nS °f‘h_e 705/8 objeclt 50 each ofdsaédf p11]I'2l1111Iy ofusers;fa1r11d ulsing the §1dd1— (58) Field of Classification Search ............. .. t 707/205, hoisatggfizglgy th°§§]fj°eCtY‘}rf;,/Ogrgug If1a°y {£3/C; tczleiggj 7074695} 638’ 717/707’ 122’ 715/295’ 713/171 and each object may be an event in the calendar. In that case, See apphcanon file for Complete Search hlstoly the object parameter data may comprise a start time of the (56) References Cited event, an end time of the event, a description of the event, a

U.S. PATENT DOCUMENTS

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status of the event, whether the event is to be repeated and the persons attending the event. The additional data may comprise an identification of the user who made the change, a time at which the change was made, a description of the change, a user comment relating to the change and an identification of the previous version of the event from which the present version was created.

12 Claims, 10 Drawing Sheets
30

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